Element block pseudo-element :before generated with width 400px position static padding 20px float none display block box-sizing content-box overflow hidden font-size 16px transform border 0px rgba(0,0,0,1) solid height auto background line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default margin 0px z-index auto font-weight normal