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