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