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