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