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