anchor.diff:    background: rgba(0,0,0,0); /* Opera does not support 'transparent' <select> background */
   }
   
  -.dropdownToolbarButton > select > option {
  +#toolbarViewer .dropdownToolbarButton > select > option {
     background: hsl(0,0%,24%);
   }
   
  
positive.code:   -moz-transition-timing-function: ease;
  }
  
  .toolbarField.pageNumber {
    min-width: 16px;
    text-align: right;
    width: 40px;
  
negative.code:   float: right;
  }
  
  #toolbarViewer .toolbarButton {
    border: 0 none;
    background-color: rgba(0, 0, 0, 0);
    width: 32px;
  