    [class*="span"],
    .row-fluid [class*="span"] {
      display: block;
      float: none;
      width: auto;
      margin-left: 0;
    }
    .span12,
    .row-fluid .span12 {
      width: 100%;
 
</s> remove   line-height: 16px;
 </s> add   line-height: 17px; </s> remove table .span12 {
 </s> add .table .span12 { </s> remove   .form-horizontal .control-group > label {
 </s> add   .form-horizontal .control-label {
    width: 100%;
    [class*="span"],
    .row-fluid [class*="span"] {
      display: block;
      float: none;
    width: 100%;
      margin-left: 0;
    }
    .span12,
    .row-fluid .span12 {
      width: 100%;
keep keep keep keep replace keep keep keep keep keep
 [docs] Update Bootstrap to 2.1.1 
docs/static/css/bootstrap-responsive.css