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