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