anchor.diff:  /* announcements ; TODO: look at http://twitter.github.com/bootstrap */
   .announcement {
     text-align:center; margin-bottom:5px; padding:8px 15px; color:#222; font-weight:bold;
  -  -webkit-border-radius:4px; -moz-border-radius:4px; border-radius:4px;
  +  @include border-radius(4px);
     &.info { background-color:#cef; color:#367; }
     &.success { background-color:#dfd; color:#262; }
     &.warning { background-color:#ff9; color:#620; }
  
positive.code: 
  /* input styles taken from formalize */
  input:focus, input:active, textarea:focus, textarea:active {
    -moz-box-shadow: #06f 0 0 4px;
    -webkit-box-shadow: #06f 0 0 4px;
    box-shadow: #06f 0 0 4px;
  }
  
  /* fonts */
  
negative.code:   a, a:hover {
      display:inline-block; padding:0.4em 1em; max-width:800px; text-align:center;
      color:#fff; background-color:#78cc01; text-decoration:none !important; text-shadow:1px 1px 1px #666;
      @include border-radius(14px);
    }
    a:hover { background-color:#70c600; }
    a:active { position:relative; top:1px; }
  