Element block pseudo-element :before generated with transition padding 20px transform line-height 1 border 3px rgba(0,0,0,1) solid font-weight bold box-sizing content-box text-shadow 2px 2px 1px rgba(0,0,0,0.2) float none background margin 0px overflow hidden height auto border-radius font-size 16px position static width 160px z-index auto display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default