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