diff --git a/IPython/html/static/style/ipython.min.css b/IPython/html/static/style/ipython.min.css
index edea263..2ae1328 100644
--- a/IPython/html/static/style/ipython.min.css
+++ b/IPython/html/static/style/ipython.min.css
@@ -4,23 +4,23 @@
 .input-block-level{display:block;width:100%;min-height:30px;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
 .border-box-sizing{box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
 .corner-all{border-radius:4px}
-.hbox{display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
-.hbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.vbox{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
-.vbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.reverse{-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse}
-.box-flex0{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.box-flex1{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
-.box-flex{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
-.box-flex2{-webkit-box-flex:2;-moz-box-flex:2;box-flex:2}
+.hbox{display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
+.hbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.vbox{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
+.vbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.reverse{-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse;flex-direction:column-reverse}
+.box-flex0{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.box-flex1{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
+.box-flex{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
+.box-flex2{-webkit-box-flex:2;-moz-box-flex:2;box-flex:2;flex:2}
 .box-group1{-webkit-box-flex-group:1;-moz-box-flex-group:1;box-flex-group:1}
 .box-group2{-webkit-box-flex-group:2;-moz-box-flex-group:2;box-flex-group:2}
-.start{-webkit-box-pack:start;-moz-box-pack:start;box-pack:start}
-.end{-webkit-box-pack:end;-moz-box-pack:end;box-pack:end}
-.center{-webkit-box-pack:center;-moz-box-pack:center;box-pack:center}
-.align-start{-webkit-box-align:start;-moz-box-align:start;box-align:start}
-.align-end{-webkit-box-align:end;-moz-box-align:end;box-align:end}
-.align-center{-webkit-box-align:center;-moz-box-align:center;box-align:center}
+.start{-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start}
+.end{-webkit-box-pack:end;-moz-box-pack:end;box-pack:end;justify-content:flex-end}
+.center{-webkit-box-pack:center;-moz-box-pack:center;box-pack:center;justify-content:center}
+.align-start{-webkit-box-align:start;-moz-box-align:start;box-align:start;align-content:flex-start}
+.align-end{-webkit-box-align:end;-moz-box-align:end;box-align:end;align-content:flex-end}
+.align-center{-webkit-box-align:center;-moz-box-align:center;box-align:center;align-content:center}
 div.error{margin:2em;text-align:center}
 div.error>h1{font-size:500%;line-height:normal}
 div.error>p{font-size:200%;line-height:normal}
@@ -68,18 +68,18 @@ input.engine_num_input{width:60px}
 .ansibgpurple{background-color:#f0f}
 .ansibgcyan{background-color:#0ff}
 .ansibggray{background-color:#808080}
-div.cell{border:1px solid transparent;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}div.cell.selected{border-radius:4px;border:thin #ababab solid}
+div.cell{border:1px solid transparent;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}div.cell.selected{border-radius:4px;border:thin #ababab solid}
 div.cell.edit_mode{border-radius:4px;border:thin #008000 solid}
 div.cell{width:100%;padding:5px 5px 5px 0;margin:0;outline:none}
 div.prompt{min-width:11ex;padding:.4em;margin:0;font-family:monospace;text-align:right;line-height:1.231em}
-div.inner_cell{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;overflow:auto}
+div.inner_cell{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
 div.prompt:empty{padding-top:0;padding-bottom:0}
-div.input{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
+div.input{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
 div.input_area{border:1px solid #cfcfcf;border-radius:4px;background:#f7f7f7}
 div.input_prompt{color:#000080;border-top:1px solid transparent}
 .CodeMirror{line-height:1.231em;height:auto;background:none;}
 .CodeMirror-scroll{overflow-y:hidden;overflow-x:auto}
-@-moz-document url-prefix(){.CodeMirror-scroll{overflow-x:hidden}}.CodeMirror-lines{padding:.4em}
+.CodeMirror-lines{padding:.4em}
 .CodeMirror-linenumber{padding:0 8px 0 4px}
 .CodeMirror-gutters{border-bottom-left-radius:4px;border-top-left-radius:4px}
 .CodeMirror pre{padding:0;border:0;-webkit-border-radius:0;-moz-border-radius:0;border-radius:0}
@@ -104,18 +104,18 @@ pre .coffeescript .javascript,pre .javascript .xml,pre .tex .formula,pre .xml .j
 .cm-s-ipython span.cm-operator{color:#a2f;font-weight:bold}
 .cm-s-ipython span.cm-meta{color:#a2f}
 .cm-s-ipython span.cm-tab{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADAAAAAMCAYAAAAkuj5RAAAAAXNSR0IArs4c6QAAAGFJREFUSMft1LsRQFAQheHPowAKoACx3IgEKtaEHujDjORSgWTH/ZOdnZOcM/sgk/kFFWY0qV8foQwS4MKBCS3qR6ixBJvElOobYAtivseIE120FaowJPN75GMu8j/LfMwNjh4HUpwg4LUAAAAASUVORK5CYII=);background-position:right;background-repeat:no-repeat}
-div.output_wrapper{position:relative;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+div.output_wrapper{position:relative;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.output_scroll{height:24em;width:100%;overflow:auto;border-radius:4px;-webkit-box-shadow:inset 0 2px 8px rgba(0,0,0,0.8);-moz-box-shadow:inset 0 2px 8px rgba(0,0,0,0.8);box-shadow:inset 0 2px 8px rgba(0,0,0,0.8)}
-div.output_collapsed{margin:0;padding:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+div.output_collapsed{margin:0;padding:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.out_prompt_overlay{height:100%;padding:0 .4em;position:absolute;border-radius:4px}
 div.out_prompt_overlay:hover{-webkit-box-shadow:inset 0 0 1px #000;-moz-box-shadow:inset 0 0 1px #000;box-shadow:inset 0 0 1px #000;background:rgba(240,240,240,0.5)}
 div.output_prompt{color:#8b0000}
-div.output_area{padding:0;page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}div.output_area .MathJax_Display{text-align:left !important}
+div.output_area{padding:0;page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}div.output_area .MathJax_Display{text-align:left !important}
 div.output_area .rendered_html table{margin-left:0;margin-right:0}
 div.output_area .rendered_html img{margin-left:0;margin-right:0}
-.output{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+.output{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.output_area pre{font-family:monospace;margin:0;padding:0;border:0;font-size:100%;vertical-align:baseline;color:#000;background-color:transparent;-webkit-border-radius:0;-moz-border-radius:0;border-radius:0;line-height:inherit}
-div.output_subarea{padding:.4em .4em 0 .4em;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
+div.output_subarea{padding:.4em .4em 0 .4em;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
 div.output_text{text-align:left;color:#000;font-family:monospace;line-height:1.231em}
 div.output_stderr{background:#fdd;}
 div.output_latex{text-align:left}
@@ -165,30 +165,30 @@ p.p-space{margin-bottom:10px}
 .rendered_html *+p{margin-top:1em}
 .rendered_html img{display:block;margin-left:auto;margin-right:auto}
 .rendered_html *+img{margin-top:1em}
-div.text_cell{padding:5px 5px 5px 0;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
+div.text_cell{padding:5px 5px 5px 0;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
 div.text_cell_input{color:#000;border:1px solid #cfcfcf;border-radius:4px;background:#f7f7f7}
 div.text_cell_render{outline:none;resize:none;width:inherit;border-style:none;padding:.5em .5em .5em .4em;color:#000}
 a.anchor-link:link{text-decoration:none;padding:0 20px;visibility:hidden}
 h1:hover .anchor-link,h2:hover .anchor-link,h3:hover .anchor-link,h4:hover .anchor-link,h5:hover .anchor-link,h6:hover .anchor-link{visibility:visible}
 div.cell.text_cell.rendered{padding:0}
-.widget-area{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}.widget-area .widget-subarea{padding:.44em .4em .4em 1px;margin-left:6px;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:2;-moz-box-flex:2;box-flex:2}
+.widget-area{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}.widget-area .widget-subarea{padding:.44em .4em .4em 1px;margin-left:6px;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:2;-moz-box-flex:2;box-flex:2;flex:2}
 .widget-hlabel{min-width:10ex;padding-right:8px;padding-top:3px;text-align:right;vertical-align:text-top}
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-.widget-hslider{padding-left:8px;padding-right:5px;overflow:visible;width:348px;height:5px;max-height:5px;margin-top:11px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}.widget-hslider .ui-slider{border:0 !important;background:none !important;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}.widget-hslider .ui-slider .ui-slider-handle{width:14px !important;height:28px !important;margin-top:-8px !important}
-.widget-vslider{padding-bottom:8px;overflow:visible;width:5px;max-width:5px;height:250px;margin-left:12px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}.widget-vslider .ui-slider{border:0 !important;background:none !important;margin-left:-4px;margin-top:5px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}.widget-vslider .ui-slider .ui-slider-handle{width:28px !important;height:14px !important;margin-left:-9px}
+.widget-hslider{padding-left:8px;padding-right:5px;overflow:visible;width:348px;height:5px;max-height:5px;margin-top:11px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}.widget-hslider .ui-slider{border:0 !important;background:none !important;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}.widget-hslider .ui-slider .ui-slider-handle{width:14px !important;height:28px !important;margin-top:-8px !important}
+.widget-vslider{padding-bottom:8px;overflow:visible;width:5px;max-width:5px;height:250px;margin-left:12px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}.widget-vslider .ui-slider{border:0 !important;background:none !important;margin-left:-4px;margin-top:5px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}.widget-vslider .ui-slider .ui-slider-handle{width:28px !important;height:14px !important;margin-left:-9px}
 .widget-text{width:350px;margin-bottom:0}
 .widget-listbox{width:364px;margin-bottom:0}
 .widget-numeric-text{width:150px}
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 .widget-combo-btn{min-width:138px;}
-.widget-box{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
-.widget-hbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
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-.widget-vbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
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+.widget-box{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
+.widget-hbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
+.widget-hbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch;height:30px}
+.widget-vbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
+.widget-vbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;width:30px}
 .widget-modal{overflow:hidden;position:absolute !important;top:0;left:0;margin-left:0 !important}
 .widget-modal-body{max-height:none !important}
 .widget-container{box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
diff --git a/IPython/html/static/style/style.min.css b/IPython/html/static/style/style.min.css
index c59bdfa..0affb0c 100644
--- a/IPython/html/static/style/style.min.css
+++ b/IPython/html/static/style/style.min.css
@@ -1,7 +1,3 @@
-.clearfix{*zoom:1}.clearfix:before,.clearfix:after{display:table;content:"";line-height:0}
-.clearfix:after{clear:both}
-.hide-text{font:0/0 a;color:transparent;text-shadow:none;background-color:transparent;border:0}
-.input-block-level{display:block;width:100%;min-height:30px;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
 article,aside,details,figcaption,figure,footer,header,hgroup,nav,section{display:block}
 audio,canvas,video{display:inline-block;*display:inline;*zoom:1}
 audio:not([controls]){display:none}
@@ -856,6 +852,10 @@ a.label:hover,a.label:focus,a.badge:hover,a.badge:focus{color:#fff;text-decorati
 .show{display:block}
 .invisible{visibility:hidden}
 .affix{position:fixed}
+.clearfix{*zoom:1}.clearfix:before,.clearfix:after{display:table;content:"";line-height:0}
+.clearfix:after{clear:both}
+.hide-text{font:0/0 a;color:transparent;text-shadow:none;background-color:transparent;border:0}
+.input-block-level{display:block;width:100%;min-height:30px;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
 @-ms-viewport{width:device-width}.hidden{display:none;visibility:hidden}
 .visible-phone{display:none !important}
 .visible-tablet{display:none !important}
@@ -1267,23 +1267,23 @@ a .icon-rotate-90:before,a .icon-rotate-180:before,a .icon-rotate-270:before,a .
 .icon-renren:before{content:"\f18b"}
 .border-box-sizing{box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
 .corner-all{border-radius:4px}
-.hbox{display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
-.hbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.vbox{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
-.vbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.reverse{-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse}
-.box-flex0{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0}
-.box-flex1{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
-.box-flex{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
-.box-flex2{-webkit-box-flex:2;-moz-box-flex:2;box-flex:2}
+.hbox{display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
+.hbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.vbox{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
+.vbox>*{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.reverse{-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse;flex-direction:column-reverse}
+.box-flex0{-webkit-box-flex:0;-moz-box-flex:0;box-flex:0;flex:0}
+.box-flex1{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
+.box-flex{-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
+.box-flex2{-webkit-box-flex:2;-moz-box-flex:2;box-flex:2;flex:2}
 .box-group1{-webkit-box-flex-group:1;-moz-box-flex-group:1;box-flex-group:1}
 .box-group2{-webkit-box-flex-group:2;-moz-box-flex-group:2;box-flex-group:2}
-.start{-webkit-box-pack:start;-moz-box-pack:start;box-pack:start}
-.end{-webkit-box-pack:end;-moz-box-pack:end;box-pack:end}
-.center{-webkit-box-pack:center;-moz-box-pack:center;box-pack:center}
-.align-start{-webkit-box-align:start;-moz-box-align:start;box-align:start}
-.align-end{-webkit-box-align:end;-moz-box-align:end;box-align:end}
-.align-center{-webkit-box-align:center;-moz-box-align:center;box-align:center}
+.start{-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start}
+.end{-webkit-box-pack:end;-moz-box-pack:end;box-pack:end;justify-content:flex-end}
+.center{-webkit-box-pack:center;-moz-box-pack:center;box-pack:center;justify-content:center}
+.align-start{-webkit-box-align:start;-moz-box-align:start;box-align:start;align-content:flex-start}
+.align-end{-webkit-box-align:end;-moz-box-align:end;box-align:end;align-content:flex-end}
+.align-center{-webkit-box-align:center;-moz-box-align:center;box-align:center;align-content:center}
 div.error{margin:2em;text-align:center}
 div.error>h1{font-size:500%;line-height:normal}
 div.error>p{font-size:200%;line-height:normal}
@@ -1345,18 +1345,18 @@ input.engine_num_input{width:60px}
 .ansibgpurple{background-color:#f0f}
 .ansibgcyan{background-color:#0ff}
 .ansibggray{background-color:#808080}
-div.cell{border:1px solid transparent;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}div.cell.selected{border-radius:4px;border:thin #ababab solid}
+div.cell{border:1px solid transparent;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}div.cell.selected{border-radius:4px;border:thin #ababab solid}
 div.cell.edit_mode{border-radius:4px;border:thin #008000 solid}
 div.cell{width:100%;padding:5px 5px 5px 0;margin:0;outline:none}
 div.prompt{min-width:11ex;padding:.4em;margin:0;font-family:monospace;text-align:right;line-height:1.231em}
-div.inner_cell{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;overflow:auto}
+div.inner_cell{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
 div.prompt:empty{padding-top:0;padding-bottom:0}
-div.input{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
+div.input{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
 div.input_area{border:1px solid #cfcfcf;border-radius:4px;background:#f7f7f7}
 div.input_prompt{color:#000080;border-top:1px solid transparent}
 .CodeMirror{line-height:1.231em;height:auto;background:none;}
 .CodeMirror-scroll{overflow-y:hidden;overflow-x:auto}
-@-moz-document url-prefix(){.CodeMirror-scroll{overflow-x:hidden}}.CodeMirror-lines{padding:.4em}
+.CodeMirror-lines{padding:.4em}
 .CodeMirror-linenumber{padding:0 8px 0 4px}
 .CodeMirror-gutters{border-bottom-left-radius:4px;border-top-left-radius:4px}
 .CodeMirror pre{padding:0;border:0;border-radius:0;-webkit-border-radius:0;-moz-border-radius:0;border-radius:0}
@@ -1381,18 +1381,18 @@ pre .coffeescript .javascript,pre .javascript .xml,pre .tex .formula,pre .xml .j
 .cm-s-ipython span.cm-operator{color:#a2f;font-weight:bold}
 .cm-s-ipython span.cm-meta{color:#a2f}
 .cm-s-ipython span.cm-tab{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADAAAAAMCAYAAAAkuj5RAAAAAXNSR0IArs4c6QAAAGFJREFUSMft1LsRQFAQheHPowAKoACx3IgEKtaEHujDjORSgWTH/ZOdnZOcM/sgk/kFFWY0qV8foQwS4MKBCS3qR6ixBJvElOobYAtivseIE120FaowJPN75GMu8j/LfMwNjh4HUpwg4LUAAAAASUVORK5CYII=);background-position:right;background-repeat:no-repeat}
-div.output_wrapper{position:relative;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+div.output_wrapper{position:relative;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.output_scroll{height:24em;width:100%;overflow:auto;border-radius:4px;-webkit-box-shadow:inset 0 2px 8px rgba(0,0,0,0.8);-moz-box-shadow:inset 0 2px 8px rgba(0,0,0,0.8);box-shadow:inset 0 2px 8px rgba(0,0,0,0.8)}
-div.output_collapsed{margin:0;padding:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+div.output_collapsed{margin:0;padding:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.out_prompt_overlay{height:100%;padding:0 .4em;position:absolute;border-radius:4px}
 div.out_prompt_overlay:hover{-webkit-box-shadow:inset 0 0 1px #000;-moz-box-shadow:inset 0 0 1px #000;box-shadow:inset 0 0 1px #000;background:rgba(240,240,240,0.5)}
 div.output_prompt{color:#8b0000}
-div.output_area{padding:0;page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}div.output_area .MathJax_Display{text-align:left !important}
+div.output_area{padding:0;page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}div.output_area .MathJax_Display{text-align:left !important}
 div.output_area .rendered_html table{margin-left:0;margin-right:0}
 div.output_area .rendered_html img{margin-left:0;margin-right:0}
-.output{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
+.output{display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
 div.output_area pre{font-family:monospace;margin:0;padding:0;border:0;font-size:100%;vertical-align:baseline;color:#000;background-color:transparent;-webkit-border-radius:0;-moz-border-radius:0;border-radius:0;line-height:inherit}
-div.output_subarea{padding:.4em .4em 0 .4em;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}
+div.output_subarea{padding:.4em .4em 0 .4em;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}
 div.output_text{text-align:left;color:#000;font-family:monospace;line-height:1.231em}
 div.output_stderr{background:#fdd;}
 div.output_latex{text-align:left}
@@ -1442,30 +1442,30 @@ p.p-space{margin-bottom:10px}
 .rendered_html *+p{margin-top:1em}
 .rendered_html img{display:block;margin-left:auto;margin-right:auto}
 .rendered_html *+img{margin-top:1em}
-div.text_cell{padding:5px 5px 5px 0;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
+div.text_cell{padding:5px 5px 5px 0;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
 div.text_cell_input{color:#000;border:1px solid #cfcfcf;border-radius:4px;background:#f7f7f7}
 div.text_cell_render{outline:none;resize:none;width:inherit;border-style:none;padding:.5em .5em .5em .4em;color:#000}
 a.anchor-link:link{text-decoration:none;padding:0 20px;visibility:hidden}
 h1:hover .anchor-link,h2:hover .anchor-link,h3:hover .anchor-link,h4:hover .anchor-link,h5:hover .anchor-link,h6:hover .anchor-link{visibility:visible}
 div.cell.text_cell.rendered{padding:0}
-.widget-area{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}.widget-area .widget-subarea{padding:.44em .4em .4em 1px;margin-left:6px;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:2;-moz-box-flex:2;box-flex:2}
+.widget-area{page-break-inside:avoid;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}.widget-area .widget-subarea{padding:.44em .4em .4em 1px;margin-left:6px;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:2;-moz-box-flex:2;box-flex:2;flex:2}
 .widget-hlabel{min-width:10ex;padding-right:8px;padding-top:3px;text-align:right;vertical-align:text-top}
 .widget-vlabel{padding-bottom:5px;text-align:center;vertical-align:text-bottom}
 .widget-hreadout{padding-left:8px;padding-top:3px;text-align:left;vertical-align:text-top}
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-.widget-hslider{padding-left:8px;padding-right:5px;overflow:visible;width:348px;height:5px;max-height:5px;margin-top:11px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}.widget-hslider .ui-slider{border:0 !important;background:none !important;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}.widget-hslider .ui-slider .ui-slider-handle{width:14px !important;height:28px !important;margin-top:-8px !important}
-.widget-vslider{padding-bottom:8px;overflow:visible;width:5px;max-width:5px;height:250px;margin-left:12px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}.widget-vslider .ui-slider{border:0 !important;background:none !important;margin-left:-4px;margin-top:5px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1}.widget-vslider .ui-slider .ui-slider-handle{width:28px !important;height:14px !important;margin-left:-9px}
+.widget-hslider{padding-left:8px;padding-right:5px;overflow:visible;width:348px;height:5px;max-height:5px;margin-top:11px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}.widget-hslider .ui-slider{border:0 !important;background:none !important;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}.widget-hslider .ui-slider .ui-slider-handle{width:14px !important;height:28px !important;margin-top:-8px !important}
+.widget-vslider{padding-bottom:8px;overflow:visible;width:5px;max-width:5px;height:250px;margin-left:12px;border:1px solid #ccc;background:#fff;border-radius:4px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}.widget-vslider .ui-slider{border:0 !important;background:none !important;margin-left:-4px;margin-top:5px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;flex:1}.widget-vslider .ui-slider .ui-slider-handle{width:28px !important;height:14px !important;margin-left:-9px}
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 .widget-listbox{width:364px;margin-bottom:0}
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-.widget-box{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
-.widget-hbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch}
-.widget-hbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;height:30px}
-.widget-vbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%}
-.widget-vbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;width:30px}
+.widget-box{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
+.widget-hbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch}
+.widget-hbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch;height:30px}
+.widget-vbox{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch}
+.widget-vbox-single{margin:5px;-webkit-box-pack:start;-moz-box-pack:start;box-pack:start;justify-content:flex-start;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;display:-webkit-box;-webkit-box-orient:vertical;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:vertical;-moz-box-align:stretch;display:box;box-orient:vertical;box-align:stretch;width:100%;display:flex;flex-direction:column;align-items:stretch;width:30px}
 .widget-modal{overflow:hidden;position:absolute !important;top:0;left:0;margin-left:0 !important}
 .widget-modal-body{max-height:none !important}
 .widget-container{box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}
@@ -1482,7 +1482,7 @@ pre,code,kbd,samp{white-space:pre-wrap}
 #fonttest{font-family:monospace}
 p{margin-bottom:0}
 .end_space{height:200px}
-.celltoolbar{border:thin solid #cfcfcf;border-bottom:none;background:#eee;border-radius:3px 3px 0 0;width:100%;-webkit-box-pack:end;height:22px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse}
+.celltoolbar{border:thin solid #cfcfcf;border-bottom:none;background:#eee;border-radius:3px 3px 0 0;width:100%;-webkit-box-pack:end;height:22px;display:-webkit-box;-webkit-box-orient:horizontal;-webkit-box-align:stretch;display:-moz-box;-moz-box-orient:horizontal;-moz-box-align:stretch;display:box;box-orient:horizontal;box-align:stretch;display:flex;flex-direction:row;align-items:stretch;-webkit-box-direction:reverse;-moz-box-direction:reverse;box-direction:reverse;flex-direction:column-reverse}
 .ctb_hideshow{display:none;vertical-align:bottom;padding-right:2px}
 .celltoolbar>div{padding-top:0}
 .ctb_global_show .ctb_show.ctb_hideshow{display:block}