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