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