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