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