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