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