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