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