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