Element block pseudo-element :before generated with overflow hidden margin 10px width 500px box-sizing content-box display block line-height 1 border 0px rgba(0,0,0,1) solid z-index auto font-size 16px height auto position static border-radius font-weight normal cursor default transform float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition box-shadow 0px 0px 0px rgba(0,0,0,0.3) padding 30px background