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