/* Copyright 2025 Fluidity Software, Inc. */
@charset "ISO-8859-1";html,body{margin:0;border:0;padding:0;width:100%;height:100%;position:relative}#root{height:100%}#capsview,#how_to_graph,.copyright,.softkeyboard_container{font-family:arial,sans-serif;font-size:14px}#menu{width:100%;position:absolute;top:0;background-color:black;color:gray}@media print{#menu{display:none}}.menubar{margin:0;border:0;padding:0}.submenu{border-top:1px solid #606060;background-color:#303030}ul.menubar li{list-style-type:none;padding:2px 10px 2px 10px;border-right:1px solid #606060;float:left}ul.menubar li a{text-decoration:none;color:#cdcdcd}ul.menubar li a:hover,ul.menubar li a.active{color:white}ul.menubar li a.active{pointer-events:none;cursor:default}ul.menubar li.menuright{float:right;border-right:0;border-left:1px solid #606060}.copyright{pointer-events:none;position:fixed;right:30px;bottom:4px;color:#999;text-align:right}.terms_privacy{font-size:.75em;line-height:1em;margin-top:.25em}#flash{position:fixed;bottom:6em;left:0;width:50%;margin-left:25%;text-align:center;padding:3em;border-radius:1em;background:rgba(0,0,0,0.8);overflow:hidden;font-size:18px}#flash div.ok{color:lawngreen}#flash div.warning{color:orangered}#content{margin:0;border:0;padding:0;width:100%;position:absolute;top:0;bottom:0;overflow:hidden}@media print{#content{width:unset;bottom:unset}}#content.boxcontainer{background-color:#4b4950}#contentbox{margin-top:20px;width:90%;text-align:left;position:relative;display:block;border:1px solid black;border-radius:15px;background-color:white;padding-bottom:10px}#boxheader{border-top-left-radius:15px;border-top-right-radius:15px;padding:5px 20px 5px 10px;display:block;margin:0;font-size:80%;color:#d9eef7;border:solid 1px #0076a3;background:#0095cd;background:-webkit-gradient(linear,left top,left bottom,from(#00adee),to(#0078a5));background:-moz-linear-gradient(top,#00adee,#0078a5);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#00adee',endColorstr='#0078a5')}#contentbox h2,#contentbox h3{margin:16px 10px 16px 10px}#boxheader h1{display:inline-block;float:left;margin:0}#boxheader h2{display:inline-block;float:right;margin:0}#contentbox p{margin:16px 10px 16px 10px}#contentbox p+p{margin:16px 0 0 10px}form.standalone{margin:16px 0 16px 10px}input.textfield,input.passwordfield{width:300px;height:21px}input.textfield,input.passwordfield,textarea.textfield{border-radius:5px;padding:3px;color:#d7d7d7;border:solid 1px #333;background:#333;background:-webkit-gradient(linear,left top,left bottom,from(#666),to(#000));background:-moz-linear-gradient(top,#666,#000);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#666666',endColorstr='#000000')}label.fieldlabel{margin-left:10px}.fielderrorbox{position:relative;float:right}.fielderror{display:inline-block;position:absolute;top:0;left:30px;width:200px;padding:2px 15px 2px 15px;font-weight:bold;background-color:#fdd;color:#d00;border:5px solid red;-webkit-border-radius:10px;-moz-border-radius:10px;border-radius:10px}.fielderror:before{content:"";position:absolute;border-style:solid;display:block;width:0;top:2px;bottom:auto;left:-30px;border-width:8px 30px 8px 0;border-color:transparent red}.fielderror:after{content:"";position:absolute;border-style:solid;display:block;width:0;top:6px;bottom:auto;left:-17px;border-width:4px 17px 4px 0;border-color:transparent #fdd}a.toggle_up{background:#ddd;cursor:pointer;border-top:solid 2px #eaeaea;border-left:solid 2px #eaeaea;border-bottom:solid 2px #777;border-right:solid 2px #777;padding:0 5px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}a.toggle_down{background:#ccc;cursor:pointer;border-top:solid 2px #777;border-left:solid 2px #777;border-bottom:solid 2px #eaeaea;border-right:solid 2px #eaeaea;padding:0 5px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}div.toggle_up{background:#ddd;cursor:pointer;border-top:solid 2px #eaeaea;border-left:solid 2px #eaeaea;border-bottom:solid 2px #777;border-right:solid 2px #777;padding:0 5px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}div.toggle_down{background:#ccc;cursor:pointer;border-top:solid 2px #777;border-left:solid 2px #777;border-bottom:solid 2px #eaeaea;border-right:solid 2px #eaeaea;padding:0 5px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden}.column2{width:50%;float:left}.offer_background{background-image:-ms-radial-gradient(center,ellipse closest-side,#ef0000 0,#f66 100%);background-image:-moz-radial-gradient(center,ellipse closest-side,#ef0000 0,#f66 100%);background-image:-o-radial-gradient(center,ellipse closest-side,#ef0000 0,#f66 100%);background-image:-webkit-gradient(radial,center center,0,center center,140,color-stop(0,#ef0000),color-stop(1,#f66));background-image:-webkit-radial-gradient(center,ellipse closest-side,#ef0000 0,#f66 100%);background-image:radial-gradient(ellipse closest-side at center,#ef0000 0,#f66 100%)}.viewModeLabel{display:inline-block;color:#cdcdcd;padding:0 .5em}.rocker{position:relative;top:3px;margin:0 2px;display:inline-block;width:3em;height:calc(1em+2px);background:#888}.rockerLeft{position:absolute;left:2px;top:1px;width:50%;height:calc(100% - 4px);background:#eee;border:1px solid rgba(0,0,0,0.5)}.rockerRight{position:absolute;right:2px;top:1px;width:50%;height:calc(100% - 4px);background:#eee;border:1px solid rgba(0,0,0,0.5)}.center_column{max-width:1060px;margin:0 auto;background:white;padding:.5em 1em;min-height:768px}.fill{position:absolute;left:0;right:0;top:0;bottom:0}.button{cursor:default;border-radius:20px;border:1px solid #bbb;font-family:arial;font-weight:bold;padding:.25em .5em;background:#ddd;color:#333}.button:hover{background:#888;color:#ddd}.button:active{color:black}.fill_container{position:absolute;left:0;top:0;width:100%;height:100%}.generic_close_button{position:absolute;right:20px;top:20px;padding:.25em .5em;background:red;color:white;border:1px solid #800;border-radius:1em;cursor:default;font-weight:bold}.generic_close_button:hover{background:#e5a0a0;border-color:#6a6;color:black}.generic_close_button:active{background:#f88;color:black}.shadow{-moz-box-shadow:-3px 3px 5px 3px rgba(0,0,0,0.2);-webkit-box-shadow:-3px 3px 5px 3px rgba(0,0,0,0.2);box-shadow:-3px 3px 5px 3px rgba(0,0,0,0.2)}.simplebutton{cursor:default;border-radius:20px;border:1px solid #bbb;font-family:arial;font-weight:bold;padding:.25em .5em;background:#ddd;color:#333;margin:2px}.simplebutton:hover{background:#888;color:#ddd}.simplebutton:active{color:black}.roundbutton{width:10px;height:10px;border-radius:50%;line-height:10px;text-align:center;background:#ddd}.roundbutton:hover{background:#888;color:#ddd}.roundbutton:active{color:black}.noselect{-moz-user-select:-moz-none;-khtml-user-select:none;-webkit-user-select:none;user-select:none;-webkit-user-select:none;-ms-user-select:none}.graph_div{position:absolute}.graph_shadow{-moz-box-shadow:1px 1px 10px 1px #ddd;-webkit-box-shadow:1px 1px 10px 1px #ddd;box-shadow:1px 1px 10px 1px #ddd}@media print{.graph_shadow{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none}}.graph_titlebar{position:absolute;top:0;left:0;right:0;background:#c0c0ff;cursor:move}.graph_content_area{position:absolute;left:0;right:0;bottom:0}.graph_resize{position:absolute;right:0;bottom:0;cursor:nw-resize}.clear_ink{position:absolute;top:-2px;left:0}.fm_graph_view{position:absolute;cursor:default}.fm_titlebar{position:absolute;background:#c0c0ff;cursor:move}@media print{.fm_titlebar{display:none}}.fm_graph_titlebar_buttons{position:absolute;right:-3px;top:-3px}@media print{.fm_graph_titlebar_buttons{display:none}}.fm_graph_area{position:absolute;background:white;border-left:1px solid #ccc;border-right:1px solid #ccc;border-bottom:1px solid #ccc;overflow:hidden}@media print{.fm_graph_area{border-top:1px solid #ccc}}.fm_resize_handle{position:absolute;right:0;bottom:0;width:30px;height:30px;cursor:nw-resize}@media print{.fm_resize_handle{display:none}}.fm_resize_handle_svg{fill:#c0c0ff}.fm_cursor_trace{position:absolute;right:0;bottom:0}.fm_cursor_trace_floating{background:rgba(240,240,255,0.5);border:1px solid #eef;border-radius:4px;padding:4px;color:blue;font-size:24px;white-space:nowrap}.fm_graph_axes{stroke:#555;vector-effect:non-scaling-stroke}.fm_graph_ticks{stroke:#555;vector-effect:non-scaling-stroke}.fm_graph_labels{stroke:#555;font-family:'Times New Roman',serif;font-size:14px}.fm_graph_gridline{stroke:#eee;vector-effect:non-scaling-stroke}.fm_graph_canvas{position:absolute;left:0;top:0;width:100%;height:100%}@media print{.fm_graph_closebutton{display:none}}.fm_graph_tablebutton{padding:.25em .5em;margin-right:.5em}.fm_graph_menubutton{margin-right:.5em}.fm_float_right{float:right}.fm_legend{position:absolute;left:0;width:100%;background:white;background:#f9f9f9;border:1px solid #ccc;border-top:0}.fm_legend_item{position:relative;display:inline-block;font-size:125%;background:white;border:2px solid black;border-radius:.5em;margin:2px;margin-right:4px;padding:4px}.fm_legend_item_math{display:inline-block;margin-left:.1em;margin-right:.3em}.fm_legend_item_close{position:absolute;right:-10px;top:-13px;font-size:50%;font-size:11px;border:2px solid rgba(0,0,0,0.2);border-radius:.5em;padding:2px;cursor:default;background:red;color:white}.fm_legend_item_close:hover{background:#f88}@media print{.fm_legend_item_close{display:none}}.fm_toggle_legend{font-size:90%;display:inline-block;position:absolute;left:2px;bottom:2px;border:1px solid gray;background:white;border-radius:.5em;padding:2px;padding-left:1px;padding-bottom:0;cursor:default;color:gray}@media print{.fm_toggle_legend{display:none !important}}.fluidtable{font-size:150%;position:absolute;left:0;top:0;maxHeight:600px;background:#ccf;max-width:400px;max-height:350px;overflow-x:auto;overflow-y:auto;touch-action:pan-y}.fluidtable table{border-collapse:collapse}.fluidtable table,.fluidtable td,.fluidtable th,.fluidtable2 td,.fluidtable2 th{border:1px solid black;text-align:center;padding:4px}.fluidtable th{background:rgba(0,0,0,0.5);color:white;font-weight:bold}.fluidtable tr.alt td{background:#fff}.sidebar_examples{position:fixed;left:0;top:81px;width:280px;background:#f0f0ff;text-align:center;bottom:10px}@media print{#thumbnail_sidebar{display:none}}.sidebar_examples div{touch-action:pan-y}.sidebar_container{position:absolute;left:0;top:0;height:100%;width:290px;overflow-y:auto;overflow-x:hidden;border-right:3px solid #a0a0af;border-bottom:3px solid #a0a0af;border-radius:0 0 .5em 0;padding-bottom:8px;background:#f0f0ff}.sidebar_handle{border-top:3px solid #a0a0af;border-right:3px solid #a0a0af;border-bottom:3px solid #a0a0af;border-radius:0 8px 8px 0;border-left:3px solid #f0f0ff;font-size:24px;font-weight:bold;position:absolute;width:30px;top:240px;right:-47px;padding:10px 1px 10px 0;color:#a0a0af;background:rgba(240,240,255,0.5)}.content_list{position:absolute;width:600px;left:0;top:2em;margin:1em;padding:1em;border:1px solid rgba(0,0,0,0.3);border-radius:.5em;background:#f4f9ff}.content_list h1,h2{text-align:center}.content_list ul{margin-bottom:1em}.content_list li.collapsed{list-style-image:url('/images/rarrow.png')}.content_list li.expanded{list-style-image:url('/images/darrow.png')}.content_list a{display:block;margin-top:.25em}.content_list .collapse{display:none}#examples_close{display:inline;position:absolute;right:-0.5em;top:-0.5em;font-size:200%}@media print{.fluidmenu{display:none !important}}.fluidmenu ul ul{display:none}.fluidmenu ul li:hover>ul{display:block}.fluidmenu ul{background:#eee;padding:0 .5em;border-radius:10px;list-style:none;position:relative;display:inline-table}.fluidmenu ul:after{content:"";clear:both;display:block}.fluidmenu li{float:left;border-bottom:1px solid rgba(0,0,0,0.2)}.fluidmenu li:hover{background:#4b545f;background:linear-gradient(top,#4f5964 0,#5f6975 40%);background:-moz-linear-gradient(top,#4f5964 0,#5f6975 40%);background:-webkit-linear-gradient(top,#4f5964 0,#5f6975 40%)}.fluidmenu li:hover a{color:#fff}.fluidmenu li a{display:block;padding:9px 2px;width:100px;color:#757575;text-decoration:none}.fluidmenu ul{background:#5f6975;border-radius:0;padding:0;position:absolute;top:100%;margin:0}.fluidmenu ul li{float:none;border-top:1px solid #6b727c;border-bottom:1px solid #575f6a;position:relative}.fluidmenu ul li a{color:#fff}.fluidmenu ul li a:hover{background:#4b545f}.fluidmenu ul ul{position:absolute;left:100%;top:0}.dropbtn{background-color:#4caf50;color:white;padding:16px;font-size:16px;border:0;cursor:pointer}.dropbtn:hover,.dropbtn:focus{background-color:#3e8e41}.dropdown{position:relative;display:inline-block}@media print{.dropdown{display:none}}.dropdown-content{display:none;position:absolute;background-color:#f9f9f9;min-width:160px;box-shadow:0 8px 16px 0 rgba(0,0,0,0.2)}.dropdown-content a{color:black;padding:12px 16px;text-decoration:none;display:block;font-family:sans-serif}.dropdown-content a:hover{background-color:#f1f1f1}.dropdown-show{display:block}.md_button_red{background:#f55;color:white;border:1px solid rgba(0,0,0,0);border-radius:2px;text-decoration:none;padding:8px;cursor:default;font-family:sans-serif}.md_button_red:hover{background:#f22}.md_button_green{background:#3a3;color:white;border:1px solid rgba(0,0,0,0);border-radius:2px;text-decoration:none;padding:8px;cursor:default;font-family:sans-serif}.md_button_green:hover{background:#383}.md_button_gray{background:#ddd;color:black;border:1px solid rgba(0,0,0,0);border-radius:2px;text-decoration:none;padding:8px;cursor:default;font-family:sans-serif}.md_button_gray:hover{background:#ccc}.md_button_blue{background:#39a;color:white;border:1px solid rgba(0,0,0,0);border-radius:2px;text-decoration:none;padding:8px;cursor:default;font-family:sans-serif}.md_button_blue:hover{background:#389}.md_button_badge{position:absolute;right:-1em;top:-1em;font-size:smaller;padding:.5em;background:red;color:white;border-radius:1em;min-width:1em;text-align:center;z-index:1}.page_center{position:fixed;left:50%;top:50%}@keyframes spin{to{transform:rotate(1turn)}}.progress{position:relative;display:inline-block;width:5em;height:5em;margin:0 .5em;font-size:12px;text-indent:999em;overflow:hidden;animation:spin 1s infinite steps(8)}.small.progress{font-size:6px}.large.progress{font-size:24px}.progress:before,.progress:after,.progress>div:before,.progress>div:after{content:'';position:absolute;top:0;left:2.25em;width:.5em;height:1.5em;border-radius:.2em;background:#eee;box-shadow:0 3.5em #eee;transform-origin:50% 2.5em}.progress:before{background:#555}.progress:after{transform:rotate(-45deg);background:#777}.progress>div:before{transform:rotate(-90deg);background:#999}.progress>div:after{transform:rotate(-135deg);background:#bbb}@CHARSET "ISO-8859-1";html svg{-ms-touch-action:none;touch-action:none}#mathpage{touch-action:none}#content{touch-action:pan-y}#appdiv{position:relative;height:100%;overflow:auto}@media print{#appdiv{overflow:visible;height:unset}}.fluidmath_topdiv{position:relative;left:0;top:0;width:100%;height:100%;flex:1 0;overflow:hidden;font-family:'Times New Roman','serif'}.above_strokes{display:flex}.progress_bar{color:green}.recognition_feedback{font-size:24px;color:blue;background:rgba(255,255,255,0.5)}.range_decorator_highlight1{position:absolute;background:rgba(243,243,255,0.7);pointer-events:none}@media print{.range_decorator_highlight1{display:none}}.range_decorator_highlight2{position:absolute;background:rgba(255,255,208,0.9);pointer-events:none}.range_decorator_highlight2_objs{position:absolute;background:rgba(220,255,255,0.9);pointer-events:none}.range_decorator_progress_rect1{position:absolute;width:3px;height:5px;background:#bfb;border:solid 1px #bbb}.range_decorator_progress_rect2{position:absolute;width:40px;height:5px;border:solid 1px #bbb}.range_decorator_recognition_div{position:absolute;color:blue;font-size:24px;border-radius:4px;padding:4px;background-image:-ms-linear-gradient(top left,#fff 0,#a7d7ef 100%);background-image:-moz-linear-gradient(top left,#fff 0,#a7d7ef 100%);background-image:-o-linear-gradient(top left,#fff 0,#a7d7ef 100%);background-image:-webkit-gradient(linear,left top,right bottom,color-stop(0,#fff),color-stop(1,#a7d7ef));background-image:-webkit-linear-gradient(top left,#fff 0,#a7d7ef 100%);background-image:linear-gradient(to bottom right,#fff 0,#a7d7ef 100%);border:1px solid #86acbf;opacity:.7}.range_decorator_recognition_div:hover{opacity:1.0}.range_decorator_result_div{position:absolute;color:black;font-size:24px;transform:translateY(-50%)}.value_stale{color:#ddd}.range_decorator_handle{position:absolute;background:rgba(128,255,128,0.8)}.range_decorator_handle_objs{position:absolute;background:rgba(220,255,255,0.9)}@media print{.range_decorator_handle{display:none}.range_decorator_handle_objs{display:none}}.range_correctness{position:absolute;pointer-events:none;font-size:24px;color:rgba(128,128,128,0.5);font-weight:bold}.writing_area{position:fixed;margin:40px;left:0;right:0;top:40px;bottom:0;background:rgba(255,255,255,0.85);border:5px solid black;border-radius:20px;text-align:center}.writing_area .button{position:absolute;left:-.75em;top:-.75em;background:#b0f5b0;border-color:#7c7;color:black;border-width:4px}.writing_area .button:hover{background:#a0e5a0;border-color:#6a6;color:black}.writing_area .button:active{background:#8f8;color:black}.writing_area .small_prompt{color:gray;font-style:italic;font-size:14px;font-family:sans-serif}.writing_area .write_here_prompt{color:rgba(0,0,0,.25);font-style:italic;font-size:72px;font-family:sans-serif}.writing_area .button{font-size:2em}.writing_area .pan_strokes_area_horiz{position:absolute;left:0;right:24px;bottom:0;height:24px;background:rgba(0,0,0,0.2)}.writing_area .pan_strokes_area_vert{position:absolute;right:0;top:0;bottom:0;width:24px;background:rgba(0,0,0,0.2)}.writing_area_typeset{position:absolute;left:0;top:0;color:gray;font-size:1em;text-align:center}.writing_overlay{position:fixed;left:0;right:0;top:0;bottom:0;background:rgba(0,0,0,0.5);display:none}.expression{margin:2px 5px;position:relative;display:inline-block;background:white;padding:10px;cursor:default;border:2px solid black;border-radius:.5em}.expression .typesetmath{font-size:2em;text-align:center}.expression .button{font-size:14px;border:0;padding:4px;background:gray;color:white;position:absolute;top:-8px;right:-8px}.expression .button:hover{background:#ccc;color:#666}.expression .button:active{color:#000}.expression .editbtn{font-size:.5em;color:#888;position:absolute;left:0;top:0;right:0;bottom:0;background:rgba(255,255,255,0.02)}.expression .editbtn:hover{border:solid 1px black}@media print{.editbtn{display:none}}@media print{.ML__keyboard{display:none !important}}.expr_close_button{position:absolute;top:.25em;right:.25em}.snap_button{position:absolute;top:-.25em;left:-.25em}div#MathJax_Message{display:none !important}.highlight{color:#15c}.cover{position:fixed;left:0;right:0;top:0;bottom:0;background:rgba(0,0,0,0.5)}.point_widget{position:absolute;left:0;top:0;background:rgba(0,0,0,0.3);border:0 solid rgba(0,0,0,0.3);cursor:move}.fm-textbox-content{background:white;border:1px solid rgba(0,0,0,0.07);padding:0;padding-left:8px;padding-right:8px;overflow:hidden;max-height:inherit;cursor:move}.fm-textbox-titlebar{position:absolute;left:0;top:-20px;width:100%;height:20px;background:#c0c0ff;cursor:move}@media print{.fm-textbox-titlebar{visibility:hidden}}.fm-textbox-gui{position:absolute;left:0;right:0;bottom:.2em}.fm-textbox-gui-group{position:absolute;left:0;top:-1em}.fm-textbox-content p{margin:0}.fm-textbox-handle{position:absolute;bottom:0;right:0;background:url(/images/resizer.png);opacity:.4;background-position:0 0;width:20px;height:20px;cursor:nwse-resize}@media print{.fm-textbox-handle{display:none}}.fm-textbox-options{position:absolute;right:93px;top:-5px;font-size:16px;padding:3.5px 7px}.fm-textbox-edit{position:absolute;right:4em;top:-6px;width:25px;height:25px;line-height:25px;margin-left:-25px;// margin-top:-25px;// background:url(/images/edit-icon-50x50.png);background-size:22px;background-position:center;background-repeat:no-repeat;border:1px solid gray;border-radius:50%;padding:2px;background-color:#ddd;cursor:default}.fm-textbox-edit:hover{border-color:black;background-color:#e8e8e8}.fm-textbox-delete{position:absolute;right:-5px;top:-3px}.fm-textbox-behavior-label{position:absolute;left:0;bottom:-20px;line-height:16px;padding:0 4px;color:black;background:#eee;padding:2px 2px;font-family:sans-serif;font-size:10px}.fm-textbox-hide-menus{font-size:10px;position:absolute;left:0;top:-18px}.fm-mab{position:absolute;font-size:24px;background:#f8f8ff;border:1px solid rgba(0,0,0,0.07)}.fm-imab{position:relative;height:100%;width:100%;font-size:24px;background:#f8f8ff;border:1px solid rgba(0,0,0,0.07);display:grid;grid-template-columns:100%;grid-template-rows:100%;cursor:auto;pointer-events:auto}.fm-mab-right-floating-button-box{position:absolute;right:-5px;top:-6px}.fm-mab-right-button-box{position:absolute;right:0;bottom:0}@media print{.fm-mab-right-button-box{display:none}}.fm-mab-left-button-box{position:absolute;left:0;bottom:0}@media print{.fm-mab-left-button-box{display:none}}.fm-mab-help-text{font-size:10px}.fm-submit-button{position:absolute !important;top:7em;right:3em}.fm-submit-button-game{position:absolute !important;top:2em;right:3em}.fm-page-nav{position:fixed;bottom:max(1em,25px);left:.25em}.fm-page-float-ll{position:absolute;bottom:max(1em,25px);left:.25em;text-align:left}.fm-page-float-lr{position:absolute;bottom:max(1em,25px);right:30px;text-align:right}.fm-page-float-ul{position:absolute;top:1em;left:.25em;text-align:left}.fm-page-float-ur{position:absolute;top:1em;right:30px;text-align:right}.fm-page-nav-label{padding:8px}.fm-page-nav-button{color:#383;margin:4px;border-width:1px;border-radius:2px;border-style:solid;padding:4px;cursor:default;font-size:larger}.fm-page-nav-button:hover{background:#3f3}.fm-align-topleft{position:absolute;left:0;top:0}.fm-align-bottomright{position:absolute;right:0;bottom:0}.fm-grade-div{position:absolute;right:-0.3em;top:-0.6em;font-size:50px;font-weight:bold;text-align:center;background:rgba(230,230,230,0.4);border-radius:8px;padding:4px}@media print{.fm-grade-div{visibility:visible}}.fm-mathanswer-author{position:absolute;left:0;bottom:-14px;font-size:12px;font-weight:normal;background:rgba(255,255,220,0.8);padding:4px;color:black;border:1px solid rgba(0,0,0,0.2);font-family:sans-serif;white-space:nowrap}.fm-file-drop-visual{display:none;position:fixed;bottom:0;left:50%;transform:translate(-50%,0);background:#ccf;opacity:.9;padding:2em;outline:2px dashed #aaf;font-family:sans-serif;font-size:24px;color:rgba(0,0,0,0.7);margin-bottom:1em;pointer-events:none}.top-widgets{position:absolute}.fm-confirm-scribble{position:absolute;background:rgba(255,0,0,1);color:white;padding:4px;margin:4px;font-size:18px;border-radius:4px}.fm-confirm-scribble:hover{background:rgba(200,0,0,1)}.fm-confirm-scribble:active{background:rgba(230,0,0,1)}.fm-warning{display:inline-block;position:relative;background:url(data:image/gif;base64,R0lGODdhBAADAPEAANv///8AAP///wAAACwAAAAABAADAEACBZQjmIAFADs=) bottom repeat-x}.fm-generic-dialog-showover{position:fixed;left:0;top:0;right:0;bottom:0;background:rgba(0,0,0,0.6)}.fm-generic-dialog-close{position:absolute;top:0;right:0;font-family:sans-serif;font-size:24px;background:rgba(255,255,255,0.2);color:#ccc;padding:8px;margin:2px}.fm-generic-dialog-close:hover{background:rgba(255,255,255,0.1)}.fm-generic-dialog-close:active{background:rgba(255,255,255,0.15);color:#fff}.fm-caps-topdiv{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:90%;height:90%;max-width:800px;max-height:600px;background:#0086b8;color:#a3dcff;border-radius:14px;padding:24px}.fm-caps-topdiv h1,h2{text-align:left}.fm-caps-content{overflow-y:auto;position:absolute;top:127px;bottom:70px;left:24px;right:24px;background:rgba(0,0,0,0.1);padding:8px;border-radius:8px}.fm-caps-buttons{position:absolute;bottom:20px;text-align:center;left:50%;transform:translateX(-50%)}.fm-caps-topdiv .md_button_gray,.md_button_blue{display:inline-block}.fm-caps-topdiv .md_button_blue{background:rgba(255,255,255,0.5);color:black}.fm-caps-topdiv .md_button_blue:hover{background:rgba(255,255,255,0.4)}.fm-caps-topdiv .md_button_green{margin-left:4em}.fm-tile{position:relative;display:flex;justify-content:center;align-items:center;color:black;border:1px solid rgba(0,0,0,0.5);border-radius:2px;cursor:grab;overflow:hidden;touch-action:none;-webkit-user-select:none;user-select:none;box-sizing:border-box !important}.fm-tile-equals{height:100%;width:0;border:1px dashed black}.fm-author-view{position:absolute;left:0;top:0;width:100%;height:100%;cursor:help}.fm-author-view-item{postion:absolute}.fm-fill{position:absolute;left:0;top:0;width:100%;height:100%}.fm-author-stats{position:fixed;right:40px;top:9em;background:white;color:black;border:1px solid #ddd;font-family:sans-serif;padding:1em}.fm-author-stats-item{margin-bottom:4px}.fm-author-stats-item div{display:inline-block}.fm-author-swatch{display:inline-block;width:1em;height:1em;margin:2px;vertical-align:middle}.ms_author_picture{position:relative;display:inline-block;height:32px;width:32px;box-sizing:border-box;border-radius:9999px;object-fit:cover;vertical-align:top}.ms_author_initials{align-items:center;overflow:hidden;background-color:#eee;display:inline-block;width:32px;height:32px;line-height:32px;font-size:14px;vertical-align:top;text-align:center;padding:0;border-radius:9999px}.fm-author-avatar{width:32px;height:32px;vertical-align:middle}.geom_angle{position:absolute;cursor:pointer;font-family:sans-serif;color:black}.geom_edge_length{position:absolute;cursor:pointer;font-family:sans-serif;color:blue;background:rgba(255,255,255,0.5);padding:4px}.slider{position:absolute;left:0;top:0;border:1px gray solid;cursor:default}.slider_titlebar{position:absolute;left:0;top:0;right:0;background:#c0c0ff;cursor:move}@media print{.slider_titlebar{display:none}}.slider_middle{position:absolute;left:0;right:0;bottom:0}.slider_resize_left{position:absolute;left:-13px;width:13px;bottom:-19px;height:20px;cursor:e-resize}.slider_resize_right{position:absolute;right:-13px;width:13px;bottom:-19px;height:20px;cursor:e-resize}.slider_value_widget{position:absolute;left:0;bottom:-39px;cursor:move}.widget_buttons{position:absolute;right:-9px;top:-9px;font-size:12px}@media print{.widget_buttons{display:none}}.discrete_button{margin-top:2px;margin-right:15px}.slider_value_text{margin-left:2px;color:rgba(0,0,0,0.5)}.slider_mode_label{font-family:sans-serif;font-size:10px;margin-left:-8em;color:#666}.slider_animation_controls{position:absolute}.slider_animation_controls .slider_rewind{display:inline-block;margin:2px}.slider_animation_controls .slider_play_pause{display:inline-block;margin:2px}.popup{position:fixed;background:white;border:1px solid black;border-radius:1em}.popup_label{position:absolute;bottom:0;margin:4px}.popup_pointer_bottom{position:absolute;left:50%;top:100%;margin-left:-10px;width:0;height:0;border:10px solid transparent;border-top-color:black}.popup_pointer_top{position:absolute;left:50%;top:-20px;margin-left:-10px;width:0;height:0;border:10px solid transparent;border-bottom-color:black}.popup_typeset{position:absolute;left:-0.5em;top:-0.5em;color:blue;opacity:1;font-size:100%;left:-0.5em;top:-0.5em}.popup_close{position:absolute;right:-0.5em;top:-0.5em;font-size:200%}.math_sketching{position:absolute;width:100%;height:100%}.math_sketching .cover{position:absolute;width:100%;height:100%;background:rgba(0,0,0,0.05)}.math_sketching .content{position:absolute;width:100%;height:100%}.math_sketching .edit_button{position:fixed;left:1.5em;top:3em;font-size:150%;background:#ffff32}.fluidmathcontent{margin:1em}#gallery{text-align:center}.gallery_anchor{display:inline-block;position:relative;margin:2px;border:2px solid #ccc;border-radius:4px;text-decoration:none}.gallery_anchor:hover{border:2px solid blue;text-decoration:underline}.gallery_item{background:white;overflow:hidden}.gallery_title{text-align:center;color:#888;font-size:12px;text-decoration:none;margin:1em 1em;font-weight:bold}.gallery_doc{overflow:hidden;border:1px solid #ccc;margin:4px;position:relative;left:50%}.gallery_item_cover{position:absolute;left:0;top:0;width:100%;height:100%;cursor:default}#navigation{position:relative;left:50%;width:500px;margin-left:-250px;font-size:36px;text-align:center;margin-bottom:8px}#navigation a{text-decoration:none;padding:0 1em;border:1px solid gray;border-radius:1em;background:rgba(0,0,0,0.05)}#pagesview{position:absolute;right:0;top:0;font-size:24px;line-height:43px}.gallery_info{text-align:center}.gallery_info h1{text-align:center}@CHARSET "ISO-8859-1";.numberline.title{color:#333;margin-left:.5em}.softkeyboard_container{position:fixed;bottom:0;left:0;right:0;height:215px;max-height:250px}@media print{.softkeyboard_container{display:none}}.softkeyboard_toggle{position:absolute;left:50%;width:45px;height:28px;margin-left:-22.5px;background-image:url(/images/keyboard_icon.png);background-color:rgba(0,0,0,0.05);background-color:#f0f0c8;border:1px solid gray;border-radius:4px 4px 0 0;border-bottom:0}@media print{.softkeyboard_toggle{display:none}}.softkeyboard_toggle_old{position:absolute;left:50%;top:-29px;width:45px;height:28px;margin-left:-22.5px;background-image:url(/images/keyboard_icon.png);background-color:rgba(0,0,0,0.05);background-color:#f0f0c8;border:1px solid gray;border-radius:4px 4px 0 0;border-bottom:0}.softkeyboard_icon{position:fixed;left:50%}.softkeyboard .generic_close_button{top:4px;right:4px;background:rgba(0,0,0,0.4);border:0;color:white;border:1px solid #888;font-size:120%;font-family:sans-serif}.softkeyboard .generic_close_button:hover{background:#ddd;color:black}.softkeyboard{width:100%;height:100%;background:rgba(0,0,0,0.75);border-top:1px solid rgba(0,0,0,0.3)}.softkeyboard .kbddiv{position:relative;width:100%;height:100%;max-width:1024px;margin:auto;text-align:center;font-size:20px}.softkeyboard .numbersdiv{position:absolute;left:0;top:0;width:30%;height:100%;padding-right:40px}.softkeyboard .commonsyms{position:absolute;left:33%;top:0;width:30%;height:100%;font-family:serif;padding-right:40px}.softkeyboard .cursormisc{position:absolute;left:66%;top:0;width:30%;height:100%}.kbd_row{width:100%;height:42px;line-height:42px;text-align:left}.kbd_button_3{width:calc(33% - 6px)}.kbd_button{position:relative;display:inline-block;width:calc(25% - 6px);margin:2px;height:38px;vertical-align:top;border:1px solid black;border-radius:6px;-webkit-border-radius:28;-moz-border-radius:28;border-radius:.5em;font-family:Arial;color:#000;font-size:20px;text-decoration:none}.kbd_button .kbd_text{text-align:center}.kbd_text sup{vertical-align:top;position:relative;top:-0.5em}.softkeyboard_regular{background:#f0f0c8;background-image:-webkit-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-moz-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-ms-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-o-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:linear-gradient(to bottom,#f0f0c8,#e3e3ba)}.softkeyboard_special{background:#c8f0c8 !important}.softkeyboard_regular.keyhover{background:rgba(230,230,140,0.7)}.softkeyboard_special.keyhover{background:#b8e0b8 !important}.softkeyboard_regular.keypress{background:#c8c896}.softkeyboard_special.keypress{background:#a8d0a8 !important}.softkeyboard table{height:100%;width:100%}.softkeyboard table td{border-radius:6px;background:#f0f0c8;background-image:-webkit-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-moz-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-ms-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:-o-linear-gradient(top,#f0f0c8,#e3e3ba);background-image:linear-gradient(to bottom,#f0f0c8,#e3e3ba);-webkit-border-radius:28;-moz-border-radius:28;border-radius:.5em;font-family:Arial;color:#000;font-size:20px;padding:10px 20px 10px 20px;text-decoration:none}.softkeyboard table td:active{background:rgba(0,0,0,0.1)}.softkeyboard table td:hover{background:rgba(0,0,0,0.02)}.insertion-point-cursor{position:absolute;width:1px;background:black}@media print{.insertion-point-cursor{display:none}}.softkeyboard_intro{position:absolute;left:1em;top:-3.5em;padding:4px 4px;background:#f0f0c8;border:1px solid gray;border-radius:3px}.widget-color{background:#88f}.widget-handle{position:absolute;left:0;top:0;width:20px;height:20px;transform:translate(-50%,-50%);background:#88f;cursor:move}.widget-pan-rect{position:absolute;background:#88f;background:rgba(0,0,255,0.1);background:rgba(128,128,255,0.1);outline:3px blue dashed;cursor:move}.widget-nesw{cursor:nesw-resize}.widget-nwse{cursor:nwse-resize}.widget-buttons{position:absolute;left:50%;top:20px;font-family:sans-serif;font-size:24px;transform:translate(-50%,0);white-space:nowrap;display:flex}.widget-close{display:inline-block;padding:4px;border-radius:4px;color:white;background:#6363c3;cursor:pointer}.widget-close:hover{background:#88f}.widget-rotate{margin-left:1em;padding:4px;border-radius:4px;color:white;background:#6363c3;cursor:pointer}.widget-rotate:hover{background:#88f}.widget-one-to-one{display:flex;margin-left:1em;border:1px solid #6363d3;border-radius:4px;cursor:pointer}.widget-one-to-one>label{padding:4px;cursor:pointer}.widget-one-to-one checkbox{outline:0}.widget-one-to-one-active{background:#6363c3;color:white}.widget-one-to-one-active:hover{background:#88f}.widget-one-to-one-inactive{background:#eef;color:#6363c3}.widget-one-to-one-inactive:hover{background:white}.next-step-container{position:absolute;font-family:sans-serif;background:#cce2f9;border-radius:4px;margin:0 1em;padding:10px 20px}.next-step-status{position:absolute;right:0;bottom:-28px;padding:4px;background:#cce2f9;border-radius:2px;color:rgba(0,0,0,0.5)}.next-step-suggestions{max-height:400px;overflow:auto}.next-step-suggestion{margin:1em}.next-step-show-more{margin:1em;color:rgba(0,0,255,1);text-align:center}.next-step-show-more:hover{color:rgba(100,100,255,1);color:orange}.next-step-show-more:active{color:rgba(0,0,128,1);color:purple}.next-step-close-button{position:absolute;right:0;top:0;padding:8px;background:rgba(0,0,0,0.1)}.next-step-close-button:hover{background:rgba(0,0,0,0.05)}.next-step-close-button:active{background:rgba(0,0,0,0.2)}#div_messages{position:fixed;right:0;bottom:0}.message_dialog{display:inline-block;border:1px solid #888;background:white}.message_titlebar{background:black;color:white;padding:4px;overflow:hidden;line-height:20px}.message_title{display:inline-block;padding:4px;vertical-align:middle}.message_close{display:inline-block;font-size:18px;float:right;padding:6px;background:transparent;vertical-align:middle}.message_close:hover{background:rgba(255,255,255,0.5)}.message_close:active{background:rgba(255,255,255,0.6)}.message_container{width:260px;max-height:270px;overflow-x:hidden;overflow-y:auto;background:#ddd}.message_item{margin:8px}.message_item_body{display:inline-block;background:white;border:4px solid transparent;border-radius:.5em}.message_item_footer{font-size:70%;float:right;margin-top:2px;margin-bottom:8px}.share_candidates{background:rgba(0,0,0,0.1);border-radius:2px;padding:.5em;margin:1em;text-align:left;overflow-y:auto;max-height:640px}.share_candidate_button{display:inline-block;margin:3px}.home_header{color:#a3dcff;background:#8cb1e0;background:#0086b8;font-size:36px;padding:8px;font-family:sans-serif;height:68px;overflow:hidden;display:flex;flex-direction:row}.hamburger_item{font-size:24px;color:#8f8f8f;padding:8px;margin:4px 0;cursor:pointer}.hamburger_item:hover{background:rgba(0,0,0,0.2)}.hamburger_item div:nth-of-type(1){display:inline-block;width:20px;text-align:center}.hamburger_item div:nth-of-type(1) img{vertical-align:middle}.hamburger_item div:nth-of-type(2){display:inline-block;width:60%;vertical-align:middle;margin-left:8px}.hamburger_flyout{position:absolute;left:-265px;top:0;bottom:0;width:264px;background:white;border:1px solid #888;border-radius:1px;z-index:2}@media print{.hamburger_flyout{display:none}}.hamburger_flyout h1{margin:0;padding:.67em 0;cursor:pointer}.hamburger_flyout a{text-decoration:none}#btn_hamburger{padding:4px 14px;cursor:pointer}.home_vseparator{display:inline-block;border-right:1px solid #a3dcff;margin:0 2px;font-size:36px;margin-left:8px;margin-right:8px}.div_userinfo{display:inline-block}.div_userinfo span{font-size:14px;vertical-align:middle;color:rgba(255,255,255,0.8)}.div_userinfo div{display:inline-block}.btn_logout{cursor:pointer}.btn_logout:hover{background:rgba(255,255,255,0.25)}.btn_logout span{font-size:14px;vertical-align:middle;margin:1em;color:inherit}.toolbar_group{display:inline-block}#btn_insert{padding:4px 0}.home_button2{position:relative;display:inline-block;height:60px;text-align:center;font-size:16px;padding:4px 8px;vertical-align:top;cursor:pointer}.home_button2:hover{background:rgba(255,255,255,0.1);outline:1px solid rgba(255,255,255,0.3)}.home_button2:active{background:rgba(255,255,255,0.05);border-radius:4px}.home_button2 img{height:22px}.home_button2 svg{height:22px}.home_button2 p{margin:0;padding:0}.home_button2 div:nth-of-type(1){display:block;height:26px}.home_button2 div:nth-of-type(2){display:block;margin:0;padding:0}.home_button_pressed{background:rgba(0,0,0,0.15) !important;border-radius:4px}.home_button{display:inline-block;background:rgba(255,255,255,0);padding:8px}.home_button:hover{background:rgba(255,255,255,0.25)}#home_apps_div{max-height:435px;overflow-y:auto}.under_flyout{position:absolute;left:0;right:0;top:0;bottom:0;display:flex;flex-direction:column}@media print{.under_flyout{position:static}}.user_view{max-width:60px;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.toolbar_dropdown_visual{position:absolute;right:4px;bottom:-9px;height:auto}.toolbar_color_visual{position:absolute;left:4px;bottom:4px;width:7px;height:7px;border:1px solid rgba(0,0,0,0.25);border-radius:7px;background:blue}.pen_toolbar{background:rgba(128,128,128,0.9);padding:4px}.pen_swatch{display:inline-block;width:50px;height:50px;margin:4px;cursor:pointer}.pen_swatch:hover{outline:2px solid rgba(255,255,255,0.7)}.doc_title{display:inline-block;font-size:16px;margin-left:1em;font-weight:bold;color:rgba(255,255,255,0.8);padding:8px}.doc_title:hover{background:rgba(0,0,0,0.1)}.appdivcontainer{flex:1;min-height:0}.md_button_green{display:inline-block;position:relative}.md_button_blue{display:inline-block;position:relative}#center_column_scroller{position:absolute;top:80px;left:0;right:0;bottom:0;overflow:auto}.center_column{padding:0}.center_column .md_button_green{width:70%}.center_column .md_button_blue{width:70%}#home_items{padding-top:2em;text-align:center}.home_item{position:relative;display:inline-block;width:30%;margin:10px;vertical-align:top}.home_item_header{font-size:30px;text-align:center;background:#555;padding:4px;color:white;border:1px solid black;border-radius:.5em .5em 0 0}.home_item_body{background:white;border:1px solid black;height:500px;padding:4px}.home_item_news{text-align:left;overflow-y:auto}.home_news_item{margin:8px 16px}.home_news_item a{color:black;text-decoration:none}.home_news_item a:hover{text-decoration:underline}@CHARSET "ISO-8859-1";@media print{body{background:unset}#toolbar{display:none}#toolbar_r{display:none}#above_mathpage{display:none}.copyright{display:none}.fm-page-float-ll,.fm-page-float-lr,.fm-page-float-ul,.fm-page-float-ur{display:none}#g_spinner{display:none}}#mathpage{min-height:max(100%,11in);min-width:-moz-fit-content;min-width:fit-content;display:flex;flex-direction:column}@media print{#mathpage{margin-left:0 !important;align-items:flex-start}#mathpage>div:not(:first-child){margin-top:30px}}#ipad_scroll_region{display:none;position:absolute;right:0;top:0;height:100%;width:40px;background:rgba(0,0,0,0.2)}.book_leaf{min-width:max-content;flex:1 0;display:flex;flex-direction:column}#gui{position:fixed;top:3em;left:50%;width:360px;margin-left:-180px;text-align:center}@media print{#gui{display:none}}#btnundo{margin-left:2em}#how_to_graph{position:fixed;right:0;top:50px;display:none;padding:1em;border:1px solid #a5a5a9;border-radius:4em;background:#e7edff;background:linear-gradient(#e7edff,#b1c5fe);margin-right:2em}@media print{#how_to_graph{display:none !important}}#how_to_graph_title{font-size:24px;font-weight:bold;margin:0;color:#496091}#how_to_graph .twostep{margin:0}#how_to_graph_img_container{margin-top:1em;text-align:center}#how_to_graph img{border-radius:.5em;height:200px}#how_to_graph .generic_close_button{top:0;right:0;font-size:200%}#how_to_graph ol{color:#0f248c;margin:0}#how_to_graph li{margin:0}#how_to_graph .step{margin:0;color:#0f248c}#how_to_graph #links{margin-top:1em;margin-left:1em;font-size:12px;padding:5px;float:right;background-color:#fefef0;border:1px #888 solid;border-radius:5px}#how_to_graph #links p{margin:0}#how_to_graph #links ul{list-style-type:none;padding-left:10px;margin:0}.filename{display:inline-block;background:lightcyan;color:black;padding:2px}.filename:hover{background:cyan}.filename:active{background:gray}.browser_open_doc{width:800px;height:500px;position:absolute;top:15%;left:50%;margin-left:-400px;background:white;border-radius:1em;border:3px solid #888}.browser_header{position:absolute;top:2%;width:100%;height:20%;text-align:center;color:#333}.browser_header *{margin:0;padding:0}.browser_folder_view{border-top:1px solid #ccc;text-align:left}.browser_sort_by{float:right;margin-top:10px;margin-right:2px}.browser_header .new_folder{text-align:left;padding:1.1em 1em .5em 1em;border:1px solid #c8c8c8;border-radius:.5em;margin-left:1em;background:white}.browser_header .new_folder:hover{background:#f8f8f8;border:1px solid #888}.browser_header .folder_path{margin-left:3em}.browser_header .folder_path a:hover{background:rgba(0,0,0,0.1)}.browser header h1{color:#333}.browser header p{color:#888}.browser_files{position:absolute;width:99%;height:75%;top:20%;left:.5%;color:white;overflow-y:auto;border:1px solid #ccc;background:rgba(0,0,0,0.1)}.browser_files .file{background:white}.browser_files .folder{background:#f5fff5}.browser_files .folder img{margin-right:1em}.browser_files .link{background:red}.browser_footer{position:absolute;width:100%;height:0;top:100%;border-top:1px solid #ccc}.browser_close_button{position:absolute;top:-0.5em;right:-0.5em;font-size:200%}.browser_file{position:relative;border:1px solid gray;border-radius:1em;background:white;color:black;margin:.5em;padding:1em}.browser_file:hover{border:2px solid gray;margin-bottom:-2px}.browser_file:active{background:lightgray}.browser_file_delete{float:right;margin-right:1em;background:#fcc;margin-top:-4px}.browser_date{float:right;font-size:80%;margin-right:1em;color:gray;min-width:8em;margin-left:1em}.browser_rename{float:right;margin-right:1em;text-decoration:underline}.browser_rename:hover{background:rgba(0,0,0,0.2)}.browser_menu{display:inline-block;float:right;margin-top:-4px}.choose_folder{position:fixed;top:25%;left:25%;width:50%;height:50%;background:white;padding:1em;border-radius:1em;overflow-y:auto;overflow-x:hidden}.choose_folder .button{display:inline-block;margin:4px}#how_to_buy{position:fixed;right:1em;top:2.5em;background:rgba(114,243,166,0.8);border:0 solid black;border-radius:1em;padding:1em;font-size:24px;text-decoration:none;color:#323232}#how_to_buy:hover{background:rgba(33,245,118,0.8)}#aboutfluidmathcontainer{display:none}@media print{#aboutfluidmathcontainer{display:none !important}}.aboutfluidmath{position:fixed;left:50%;top:10%;margin-left:-200px;width:400px;background:white;border:1px solid black;border-radius:1em;padding:1em}.abouttitle{text-align:center;font-size:150%;margin-bottom:1em}.aboutdismiss{width:8em;text-align:center;position:relative;left:50%;margin-left:-4em;margin-top:1em}.aboutcover{position:fixed;left:0;top:0;right:0;bottom:0;background:rgba(0,0,0,0.5)}.aboutfluidmath img{width:100px;float:right}#sidebar_thumb_view_top{display:flex;flex-direction:column;gap:10px;padding-top:6px;touch-action:pan-y}.slide_thumbnail{position:relative;display:flex;flex-direction:column;gap:5px;width:254px}.slide_dragover_after::after{content:" ";position:absolute;height:3px;bottom:-5px;width:100%;background:blue}.slide_dragover_before::after{content:" ";position:absolute;height:3px;top:-5px;width:100%;background:blue}.slide_thumbnail_number{order:2}.slide_thumbnail_content{position:relative;order:1;display:inline-block;width:250px;height:213px;box-sizing:unset;background:white;overflow:hidden;border:1px solid gray;border-radius:5px}.slide_thumbnail_selected{outline:2px solid #0086b8}.slide_thumbnail_current{font-weight:bold}.slide_thumbnail_current .slide_thumbnail_content{border:3px solid gray;margin-left:-1.6px}.slide_thumbnail_content_gdiv{position:absolute;left:0;top:0;font-weight:normal}.slide_thumbnail_cover{position:absolute;left:0;top:0;right:0;bottom:0}.slide_thumbnail_delete{position:absolute;z-index:1;top:0;right:4px;visibility:hidden;color:black;font-weight:normal;padding-left:.5em;padding-right:.5em;padding-bottom:.3em;border-radius:2em;text-align:center}.slide_thumbnail:hover .slide_thumbnail_delete{visibility:visible;cursor:default}.slide_thumbnail_delete:hover{background:yellow}#div_tutorial{position:absolute;left:0;top:0;right:0;bottom:0;background:rgba(0,0,0,0.6);z-index:2;// teams toolbar Separators have z-index 1 for no obvious reason}@media print{#div_tutorial{display:none}}.tutorial_container{margin-top:max(1px - 1px,min(50px,100vh - 600px));margin-left:max(1px - 1px,min(50px,50vw - 275px));margin-right:max(1px - 1px,min(50px,50vw - 275px));border-top-left-radius:4px;border-top-right-radius:4px;overflow:hidden}.tutorial_text_container{margin-bottom:0;background:white;position:absolute;left:0;right:50%;top:0;bottom:0}.tutorial_mathpage{position:absolute;left:50%;top:0;right:0;bottom:0;background:white}.tutorial_close{position:absolute;top:25px;right:30px}.tutorial_message{position:absolute;top:10px;left:75%;transform:translateX(-50%);color:rgba(0,0,0,0.1);font-style:italic;font-family:sans-serif;font-size:48px;pointer-events:none}.tutorial_toolbar{position:absolute;left:50%;top:0;margin:4px}.tutorialtext{height:100%;width:50%;float:left;background:#efe}#tfooter{font-size:80%;width:100%;margin:0;clear:both;border-top:1px solid black}#mathbox{height:100%;width:50%;float:left}.tutorialtext h1{margin:25px 10px 5px 10px;color:#080;clear:both}.tutorialtext p{margin:16px 10px}.tutorialtext ul{margin-top:0;margin-bottom:0}.illustration{margin:10px;border:1px solid #888;background:rgba(0,0,0,0.05);text-align:center;padding:10px}.illustration.left{float:left}.illustration.right{float:right}.illustration img{display:block;width:100%}.illustration p{margin:0;font-family:serif;font-size:90%}#menu,#frontendmenu{background:#000a55}.collab_paused{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.7);text-align:center}.collab_paused_message_container{margin-top:10%;display:inline-block;background:white;padding:2em;border-radius:.5em}.collab_paused_message{font-size:24px}.collab_paused .md_button_green{display:inline-block;margin-top:2em}#collab_info{display:none;flex-direction:row;justify-content:flex-end;align-items:center;gap:4px;pointer-events:auto}#collab_rev{display:inline-block;background:lightblue;padding:.2em;border-radius:4px;font-size:11px;color:rgba(0,0,0,0.7)}#collab_users{display:inline-block}.collab_user{display:inline-block;width:24px;height:24px;margin:2px;background:red;font-size:18px;line-height:24px;text-align:center}#cursors_div{position:fixed;left:0;top:0}.collab_cursor{position:fixed;width:5px;height:5px;margin-left:-2.5px;margin-top:-2.5px;background:blue;white-space:nowrap;pointer-events:none}.collab_cursor_label{position:relative;left:4px;top:4px;background:rgba(255,255,255,0.75);padding:8px}#collab_busy{display:none}.collab_debug{position:fixed;top:0;right:0;width:512px;height:512px;overflow-y:auto;background:rgba(255,255,255,0.8);margin:1em;padding:1em}.collab_user_contribution{position:absolute;top:-22px;font-size:12px;color:blue;background:rgba(255,255,255,1)}.jsondiffpatch-annotated-delta{font-family:'Bitstream Vera Sans Mono','DejaVu Sans Mono',Monaco,Courier,monospace;font-size:12px;margin:0;padding:0 0 0 12px;display:inline-block}.jsondiffpatch-annotated-delta pre{font-family:'Bitstream Vera Sans Mono','DejaVu Sans Mono',Monaco,Courier,monospace;font-size:12px;margin:0;padding:0;display:inline-block}.jsondiffpatch-annotated-delta td{margin:0;padding:0}.jsondiffpatch-annotated-delta td pre:hover{font-weight:bold}td.jsondiffpatch-delta-note{font-style:italic;padding-left:10px}.jsondiffpatch-delta-note>div{margin:0;padding:0}.jsondiffpatch-delta-note pre{font-style:normal}.jsondiffpatch-annotated-delta .jsondiffpatch-delta-note{color:#777}.jsondiffpatch-annotated-delta tr:hover{background:#ffc}.jsondiffpatch-annotated-delta tr:hover>td.jsondiffpatch-delta-note{color:black}.jsondiffpatch-error{background:red;color:white;font-weight:bold}.jsondiffpatch-delta{font-family:'Bitstream Vera Sans Mono','DejaVu Sans Mono',Monaco,Courier,monospace;font-size:12px;margin:0;padding:0 0 0 12px;display:inline-block}.jsondiffpatch-delta pre{font-family:'Bitstream Vera Sans Mono','DejaVu Sans Mono',Monaco,Courier,monospace;font-size:12px;margin:0;padding:0;display:inline-block}ul.jsondiffpatch-delta{list-style-type:none;padding:0 0 0 20px;margin:0}.jsondiffpatch-delta ul{list-style-type:none;padding:0 0 0 20px;margin:0}.jsondiffpatch-added .jsondiffpatch-property-name,.jsondiffpatch-added .jsondiffpatch-value pre,.jsondiffpatch-modified .jsondiffpatch-right-value pre,.jsondiffpatch-textdiff-added{background:#bfb}.jsondiffpatch-deleted .jsondiffpatch-property-name,.jsondiffpatch-deleted pre,.jsondiffpatch-modified .jsondiffpatch-left-value pre,.jsondiffpatch-textdiff-deleted{background:#fbb;text-decoration:line-through}.jsondiffpatch-unchanged,.jsondiffpatch-movedestination{color:gray}.jsondiffpatch-unchanged,.jsondiffpatch-movedestination>.jsondiffpatch-value{transition:all .5s;-webkit-transition:all .5s;overflow-y:hidden}.jsondiffpatch-unchanged-showing .jsondiffpatch-unchanged,.jsondiffpatch-unchanged-showing .jsondiffpatch-movedestination>.jsondiffpatch-value{max-height:100px}.jsondiffpatch-unchanged-hidden .jsondiffpatch-unchanged,.jsondiffpatch-unchanged-hidden .jsondiffpatch-movedestination>.jsondiffpatch-value{max-height:0}.jsondiffpatch-unchanged-hiding .jsondiffpatch-movedestination>.jsondiffpatch-value,.jsondiffpatch-unchanged-hidden .jsondiffpatch-movedestination>.jsondiffpatch-value{display:block}.jsondiffpatch-unchanged-visible .jsondiffpatch-unchanged,.jsondiffpatch-unchanged-visible .jsondiffpatch-movedestination>.jsondiffpatch-value{max-height:100px}.jsondiffpatch-unchanged-hiding .jsondiffpatch-unchanged,.jsondiffpatch-unchanged-hiding .jsondiffpatch-movedestination>.jsondiffpatch-value{max-height:0}.jsondiffpatch-unchanged-showing .jsondiffpatch-arrow,.jsondiffpatch-unchanged-hiding .jsondiffpatch-arrow{display:none}.jsondiffpatch-value{display:inline-block}.jsondiffpatch-property-name{display:inline-block;padding-right:5px;vertical-align:top}.jsondiffpatch-property-name:after{content:': '}.jsondiffpatch-child-node-type-array>.jsondiffpatch-property-name:after{content:': ['}.jsondiffpatch-child-node-type-array:after{content:'],'}div.jsondiffpatch-child-node-type-array:before{content:'['}div.jsondiffpatch-child-node-type-array:after{content:']'}.jsondiffpatch-child-node-type-object>.jsondiffpatch-property-name:after{content:': {'}.jsondiffpatch-child-node-type-object:after{content:'},'}div.jsondiffpatch-child-node-type-object:before{content:'{'}div.jsondiffpatch-child-node-type-object:after{content:'}'}.jsondiffpatch-value pre:after{content:','}li:last-child>.jsondiffpatch-value pre:after,.jsondiffpatch-modified>.jsondiffpatch-left-value pre:after{content:''}.jsondiffpatch-modified .jsondiffpatch-value{display:inline-block}.jsondiffpatch-modified .jsondiffpatch-right-value{margin-left:5px}.jsondiffpatch-moved .jsondiffpatch-value{display:none}.jsondiffpatch-moved .jsondiffpatch-moved-destination{display:inline-block;background:#ffb;color:#888}.jsondiffpatch-moved .jsondiffpatch-moved-destination:before{content:' => '}ul.jsondiffpatch-textdiff{padding:0}.jsondiffpatch-textdiff-location{color:#bbb;display:inline-block;min-width:60px}.jsondiffpatch-textdiff-line{display:inline-block}.jsondiffpatch-textdiff-line-number:after{content:','}.jsondiffpatch-error{background:red;color:white;font-weight:bold}