Element block pseudo-element :before generated with line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto float none transform margin 0px box-sizing content-box border 2px rgba(0,0,0,1) solid font-weight normal position static width 160px padding 20px height auto border-radius cursor default transition background display block font-size 16px overflow hidden