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