Controls in cell section have a solid layout.

IPython/frontend/html/notebook/static/css/notebook.css

@@ -123,14 +123,42 @@ div.section_content {
     padding: 5px;
 }
 
+#expand_cell, #collapse_cell, #insert_cell_above, #insert_cell_below,
+#move_cell_up, #move_cell_down, #to_code, #to_text, #run_selected_cell,
+#run_all_cells {
+    width: 65px;
+}
+
+.cell_section_row {
+    margin: 5px 0px;
+}
+
+.cell_section_row_buttons {
+    float: right;
+}
+
+.cell_section_row_header {
+    float: left;
+    font-size: 0.8em;
+    padding: 0.2em 0em;
+    font-weight: bold;
+}
 
 span.button_label {
-    padding: 0.3em 1em;
+    padding: 0.2em 1em;
     font-size: 0.8em;
+    float: right;
 }
 
+/* This is needed because FF was adding a 2px margin top and bottom. */
+.cell_section_row .ui-button {
+    margin-top: 0px;
+    margin-bottom: 0px;
+}
+
+
 .ui-button .ui-button-text {
-    padding: 0.3em 0.9em;
+    padding: 0.2em 0.8em;
     font-size: 0.7em;
 }
 

IPython/frontend/html/notebook/static/js/notebook_main.js

@@ -53,16 +53,6 @@ $(document).ready(function () {
 //    $("#delete_cell").button("option", "text", false);
 //    $("#delete_cell").click(function () {IPython.notebook.delete_cell();});
 
-//    $("#cell_type").buttonset();
-//    $("#to_code").click(function () {IPython.notebook.text_to_code();});
-//    $("#to_text").click(function () {IPython.notebook.code_to_text();});
-
-//    $("#sort").buttonset();
-//    $("#sort_cells").click(function () {IPython.notebook.sort_cells();});
-
-//    $("#toggle").buttonset();
-//    $("#collapse").click(function () {IPython.notebook.collapse();});
-//    $("#expand").click(function () {IPython.notebook.expand();});
 
 });
 

IPython/frontend/html/notebook/static/js/textcell.js

@@ -16,7 +16,7 @@ var IPython = (function (IPython) {
 
 
     TextCell.prototype.create_element = function () {
-        var cell = $("<div>").addClass('cell text_cell').
+        var cell = $("<div>").addClass('cell text_cell border-box-sizing').
                    append(
                        $("<textarea>" + this.placeholder + "</textarea>").
                        addClass('text_cell_input monospace-font').