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