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