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