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