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