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