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