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