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