In CM3, the class that needs autogrow has changed.

IPython/frontend/html/notebook/static/less/notebook.less

@@ -1,502 +1,502 b''
 /**
  * Primary styles
  *
  * Author: IPython Development Team
  */
 
 @import "variables.less";
 
 
 body {
     background-color:@notebook_background;
 }
     
 body.notebook_app {
     overflow: hidden;
 }
 
 blockquote {
     border-left: 4px solid #DDD;
     padding: 0 15px;
     color: #777;
 }
 
 span#save_widget {
     padding: 5px;
     margin: 0px 0px 0px 300px;
     display:inline-block;
 }
 
 span#notebook_name {
     height: 1em;
     line-height: 1em;
     padding: 3px;
     border: none;
     font-size: 146.5%;
 }
 
 
 .ui-menubar-item .ui-button .ui-button-text {
     padding: 0.4em 1.0em;
     font-size: 100%;
 }
 
 .ui-menu {
   -moz-box-shadow:    0px 6px 10px -1px #adadad;
   -webkit-box-shadow: 0px 6px 10px -1px #adadad;
   box-shadow:         0px 6px 10px -1px #adadad;
 }
 
 .ui-menu .ui-menu-item a {
     border: 1px solid transparent;
     padding: 2px 1.6em;
 }
 
 .ui-menu .ui-menu-item a.ui-state-focus {
     margin: 0;
 }
 
 .ui-menu hr {
     margin: 0.3em 0;
 }
 
 #menubar_container {
     position: relative;
 }
 
 #notification_area {
     position: absolute;
     right: 0px;
     top: 0px;
     height: 25px;
     padding: 3px 0px;
     padding-right: 3px;
     z-index: 10;
 }
 
 .notification_widget{
     float : right;
     right: 0px;
     top: 1px;
     height: 25px;
     padding: 3px 6px;
     z-index: 10;
 }
 
 .toolbar {
     padding: 3px 15px;
     border-bottom: @borderwidth @border_color solid;
 
     button {
         margin-top:2px;
         margin-bottom:2px;
     }
 
 
     select, label {
         height : 19px;
         vertical-align:middle;
         margin-right:2px;
         margin-bottom:0;
         display: inline;
         font-size: 92%;
         margin-left:0.3em;
         margin-right:0.3em;
         padding: 0px;
     }
 }
 
 .toolbar select{
     width:auto;
 }
 
 
 #ipython-main-app {
     width: 100%;
     position: relative;
     font-size: 110%;
 }
 
 span#quick_help_area {
     position: static;
     padding: 5px 0px;
     margin: 0px 0px 0px 0px;
 }
 
 .help_string {
     float: right;
     width: 170px;
     padding: 0px 5px;
     text-align: left;
     font-size: 85%;
 }
 
 .help_string_label {
     float: right;
     font-size: 85%;
 }
 
 div#notebook_panel {
     margin: 0px 0px 0px 0px;
     padding: 0px;
 }
 
 div#notebook {
     overflow-y: scroll;
     overflow-x: auto;
     width: 100%;
     /* This spaces the cell away from the edge of the notebook area */
     padding: 5px 5px 15px 5px;
     margin: 0px;
 }
 
 div#pager_splitter {
     height: 8px;
 }
 
 #pager_container {
     position : relative;
 }
 
 div#pager {
     padding: 15px;
     overflow: auto;
     display: none;
 }
 
 div.ui-widget-content {
     border: 1px solid @border_color;
     outline: none;
 }
 
 .cell {
     border: 1px solid transparent;
     .vbox();
 
     &.selected {
         .corner-all;
         border : thin @border_color solid;
     }
 }
 
 div.cell {
     width: 100%;
     padding: 5px 5px 5px 0px;
     /* This acts as a spacer between cells, that is outside the border */
     margin: 2px 0px 2px 0px;
     outline: none;
 }
 
 div.code_cell {
 }
 
 /* any special styling for code cells that are currently running goes here */
 div.code_cell.running {
 }
 
 div.prompt {
     /* This needs to be wide enough for 3 digit prompt numbers: In[100]: */
     width: 11ex;
     /* This 0.4em is tuned to match the padding on the CodeMirror editor. */
     padding: 0.4em;
     margin: 0px;
     font-family: monospace;
     text-align: right;
     /* This has to match that of the the CodeMirror class line-height below */	
     line-height: 1.231;
 }
 
 div.input {
     page-break-inside: avoid;
     .hbox();
 }
 
 /* input_area and input_prompt must match in top border and margin for alignment */
 div.input_area {
     /*color: @fontBaseColor;*/
     border: 1px solid @light_border_color;
     .corner-all;
     background: @cell_background;
 }
 
 div.input_prompt {
     color: navy;
     border-top: 1px solid transparent;
 }
 
 div.output_wrapper {
     /* This is a spacer between the input and output of each cell */
     margin-top: 5px;
     margin-left: 5px;
     /* FF needs explicit width to stretch */
     width: 100%;
     /* this position must be relative to enable descendents to be absolute within it */
     position: relative;
 }
 
 /* class for the output area when it should be height-limited */
 div.output_scroll {
   /* ideally, this would be max-height, but FF barfs all over that */
   height: 24em;
   /* FF needs this *and the wrapper* to specify full width, or it will shrinkwrap */
   width: 100%;
 
   overflow: auto;
   .corner-all;
   box-shadow: inset 0 2px 8px rgba(0, 0, 0, .8);
 }
 
 /* output div while it is collapsed */
 div.output_collapsed {
   margin-right: 5px;
 }
 
 div.out_prompt_overlay {
   height: 100%;
   padding: 0px;
   position: absolute;
   .corner-all;
 }
 
 div.out_prompt_overlay:hover {
   /* use inner shadow to get border that is computed the same on WebKit/FF */
   box-shadow: inset 0 0 1px #000;
   background: rgba(240, 240, 240, 0.5);
 }
 
 div.output_prompt {
     color: darkred;
     /* 5px right shift to account for margin in parent container */
     margin: 0 5px 0 -5px;
 }
 
 /* This class is the outer container of all output sections. */
 div.output_area {
     padding: 0px;
     page-break-inside: avoid;
     .hbox();
 }
 
 	
 /* This is needed to protect the pre formating from global settings such
    as that of bootstrap */
 div.output_area pre {	
     font-family: monospace;	
     margin: 0;
     padding: 0;
     border: 0;
     font-size: 100%;
     vertical-align: baseline;
     color: black;
 }
 
 /* This class is for the output subarea inside the output_area and after
    the prompt div. */
 div.output_subarea {
     padding: 0.44em 0.4em 0.4em 1px;
     .box-flex1();
 }
 
 /* The rest of the output_* classes are for special styling of the different
    output types */
 
 /* all text output has this class: */
 div.output_text {
     text-align: left;
     color: @fontBaseColor;
     font-family: monospace;
     /* This has to match that of the the CodeMirror class line-height below */	
     line-height: 1.231;
 }
 
 /* stdout/stderr are 'text' as well as 'stream', but pyout/pyerr are *not* streams */
 div.output_stream {
     padding-top: 0.0em;
     padding-bottom: 0.0em;
 }
 div.output_stdout {
 }
 div.output_stderr {
     background: #fdd; /* very light red background for stderr */
 }
 
 div.output_latex {
     text-align: left;
 }
 
 div.output_html {
 }
 
 div.output_png {
 }
 
 div.output_jpeg {
 }
 
 div.text_cell {
     padding: 5px 5px 5px 5px;
 }
 
 div.text_cell_input {
     color: @fontBaseColor;
     border: 1px solid @light_border_color;
     .corner-all;
     background: @cell_background;
 }
 
 div.text_cell_render {
     /*font-family: "Helvetica Neue", Arial, Helvetica, Geneva, sans-serif;*/
     outline: none;
     resize: none;
     width:  inherit;
     border-style: none;
     padding: 5px;
     color: @fontBaseColor;
 }
 
 /* The following gets added to the <head> if it is detected that the user has a
  * monospace font with inconsistent normal/bold/italic height.  See
  * notebookmain.js.  Such fonts will have keywords vertically offset with
  * respect to the rest of the text.  The user should select a better font.
  * See: https://github.com/ipython/ipython/issues/1503
  *
  * .CodeMirror span {
  *      vertical-align: bottom;
  * }
  */
 
 .CodeMirror {
     line-height: 1.231;  /* Changed from 1em to our global default */
+	height: auto;     /* Changed to auto to autogrow */
 }
 
 .CodeMirror-scroll {
-    height: auto;     /* Changed to auto to autogrow */
     /*  The CodeMirror docs are a bit fuzzy on if overflow-y should be hidden or visible.*/
     /*  We have found that if it is visible, vertical scrollbars appear with font size changes.*/
     overflow-y: hidden;
     overflow-x: auto; /* Changed from auto to remove scrollbar */
 }
 
 /* CSS font colors for translated ANSI colors. */
 
 
 .ansiblack {color: @fontBaseColor;}
 .ansired {color: darkred;}
 .ansigreen {color: darkgreen;}
 .ansiyellow {color: brown;}
 .ansiblue {color: darkblue;}
 .ansipurple {color: darkviolet;}
 .ansicyan {color: steelblue;}
 .ansigrey {color: grey;}
 .ansibold {font-weight: bold;}
 
 .completions {
     position: absolute;
     z-index: 10;
     overflow: hidden;
     border: 1px solid @border_color;
 }
 
 .completions select {
     background: white;
     outline: none;
     border: none;
     padding: 0px;
     margin: 0px;
     overflow: auto;
     font-family: monospace;
 }
 
 option.context {
   background-color: #DEF7FF;
 }
 option.introspection {
   background-color: #EBF4EB;
 }
 
 /*fixed part of the completion*/
 .completions p b {
     font-weight:bold;
 }
 
 .completions p {
     background: #DDF;
     /*outline: none;
     padding: 0px;*/
     border-bottom: black solid 1px;
     padding: 1px;
     font-family: monospace;
 }
 
 pre.dialog {
     background-color: @cell_background;
     border: 1px solid #ddd;
     .corner-all;
     padding: 0.4em;
     padding-left: 2em;
 }
 
 p.dialog {
     padding : 0.2em;
 }
 
 .shortcut_key {
     display: inline-block;
     width: 15ex;
     text-align: right;
     font-family: monospace;
 }
 
 .shortcut_descr {
 }
 
 /* Word-wrap output correctly.  This is the CSS3 spelling, though Firefox seems
    to not honor it correctly.  Webkit browsers (Chrome, rekonq, Safari) do.
  */
 pre, code, kbd, samp { white-space: pre-wrap; }
 
 #fonttest {
     font-family: monospace;
 }
 
 .js-error {
     color: darkred;
 }
 
 a {
   text-decoration: underline;
 }
 
 p {
 
 margin-bottom:0;
 
 }
 
 a.heading-anchor:link, a.heading-anchor:visited {
   text-decoration: none;
   color: inherit;
 }
 
 /* raw_input styles */
 
 div.raw_input {
   padding-top: 0px;
   padding-bottom: 0px;
   height: 1em;
   line-height: 1em;
   font-family: monospace;
 }
 span.input_prompt {
   font-family: inherit;
 }
 input.raw_input {
   font-family: inherit;
   font-size: inherit;
   color: inherit;
   width: auto;
   margin: -2px 0px 0px 1px;
   padding-left: 1px;
   padding-top: 2px;
   height: 1em;
 }