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