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