anchor.diff:  }
   
   .btn.btn-go {
  -  font-weight: bold; 
  +  font-weight: bold;
     border: 1px solid #5e9b99;
     @include shadow-black(0.25);
     @include gradientBar($wbBlue, $wbBlueDark);
  
positive.code:   @if $offset-top { top: $offset-top; }
    @if $offset-bottom { bottom: $offset-bottom; }
    @if $offset-left { left: $offset-left; }
    @if $offset-right { right: $offset-right; } 
  }
  
  $navbar_height: 40px;
  
negative.code:   .input-append {
      position: relative;
      height: 45px;
      input, button {
        display: inline !important;
        float: none !important;
      }
    }
  