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