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