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