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