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