Element block pseudo-element :before generated with padding 20px margin 0px box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box position static z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) transform float none outline none opacity 1 border-radius display block border 0px rgba(0,0,0,1) solid transition overflow hidden font-size 16px width 100% background font-weight normal cursor default line-height 1 height auto