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