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