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