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