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