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