/static/scripts/tiny_mce/themes/simple/skins/default/ui.css

 1/* Reset */
 2.defaultSimpleSkin table, .defaultSimpleSkin tbody, .defaultSimpleSkin a, .defaultSimpleSkin img, .defaultSimpleSkin tr, .defaultSimpleSkin div, .defaultSimpleSkin td, .defaultSimpleSkin iframe, .defaultSimpleSkin span, .defaultSimpleSkin * {border:0; margin:0; padding:0; background:transparent; white-space:nowrap; text-decoration:none; font-weight:normal; cursor:default; color:#000}
 3
 4/* Containers */
 5.defaultSimpleSkin {position:relative}
 6.defaultSimpleSkin table.mceLayout {background:#F0F0EE; border:1px solid #CCC;}
 7.defaultSimpleSkin iframe {display:block; background:#FFF; border-bottom:1px solid #CCC;}
 8.defaultSimpleSkin .mceToolbar {height:24px;}
 9
10/* Layout */
11.defaultSimpleSkin span.mceIcon, .defaultSimpleSkin img.mceIcon {display:block; width:20px; height:20px}
12.defaultSimpleSkin .mceIcon {background:url(../../img/icons.gif) no-repeat 20px 20px}
13
14/* Button */
15.defaultSimpleSkin .mceButton {display:block; border:1px solid #F0F0EE; width:20px; height:20px}
16.defaultSimpleSkin a.mceButtonEnabled:hover {border:1px solid #0A246A; background-color:#B2BBD0}
17.defaultSimpleSkin a.mceButtonActive {border:1px solid #0A246A; background-color:#C2CBE0}
18.defaultSimpleSkin .mceButtonDisabled span {opacity:0.3; filter:alpha(opacity=30)}
19
20/* Separator */
21.defaultSimpleSkin .mceSeparator {display:block; background:url(../../img/icons.gif) -180px 0; width:2px; height:20px; margin:0 2px 0 4px}
22
23/* Theme */
24.defaultSimpleSkin span.mce_bold {background-position:0 0}
25.defaultSimpleSkin span.mce_italic {background-position:-60px 0}
26.defaultSimpleSkin span.mce_underline {background-position:-140px 0}
27.defaultSimpleSkin span.mce_strikethrough {background-position:-120px 0}
28.defaultSimpleSkin span.mce_undo {background-position:-160px 0}
29.defaultSimpleSkin span.mce_redo {background-position:-100px 0}
30.defaultSimpleSkin span.mce_cleanup {background-position:-40px 0}
31.defaultSimpleSkin span.mce_insertunorderedlist {background-position:-20px 0}
32.defaultSimpleSkin span.mce_insertorderedlist {background-position:-80px 0}