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