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