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