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