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