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