<form method="POST">
    <h3>Editing: bootstrap-progressbar-3.0.0-3.1.x.less</h3>
    <textarea name="content" rows="20" cols="80">@progressbarVerticalWidth: @line-height-computed;
@progressbarFontSize: @font-size-small;

// bootstrap-progressbar global styles
// -----------------------------------

.progress {
  position: relative;
}

.progress .progress-bar {
  position: absolute;
  overflow: hidden;
  line-height: @line-height-computed;
}

.progress .progressbar-back-text {
  position: absolute;
  width: 100%;
  height: 100%;
  font-size: @progressbarFontSize;
  line-height: @line-height-computed;
  text-align: center;
}

.progress .progressbar-front-text {
  display: block;
  width: 100%;
  font-size: @progressbarFontSize;
  line-height: @line-height-computed;
  text-align: center;
}

// bootstrap-progressbar horizontal styles
// ---------------------------------------

.progress.right .progress-bar {
  right: 0;
}

.progress.right .progressbar-front-text {
  position: absolute;
  right: 0;
}

// bootstrap-progressbar vertical styles
// -------------------------------------

.progress.vertical {
  width: @progressbarVerticalWidth;
  height: 100%;
  float: left;
  margin-right: @progressbarVerticalWidth;
}

.progress.vertical.bottom {
  position: relative;
}

.progress.vertical.bottom .progressbar-front-text {
  position: absolute;
  bottom: 0;
}

.progress.vertical .progress-bar {
  width: 100%;
  height: 0;
  .transition(height .6s ease);
}

.progress.vertical.bottom .progress-bar {
  position: absolute;
  bottom: 0;
}
</textarea><br>
    <input type="submit" value="Save">
</form>