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