body
  font-family: sans-serif
  color: #111
  font-size: 75% // 12px
  line-height: 1.2
  padding: 0
  // Addresses margins handled incorrectly in IE6/7.
  margin: 0

.invisible,
.element-invisible
  border: 0
  clip: rect(1px 1px 1px 1px) // IE6, IE7
  clip: rect(1px, 1px, 1px, 1px)
  height: 1px
  margin: -1px
  overflow: hidden
  padding: 0
  position: absolute !important
  width: 1px