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