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