Element block pseudo-class :active generated with background z-index auto overflow hidden border-radius display block border 1px rgba(255,255,255,1) solid font-weight normal margin 0px font-size 16px text-shadow position static box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto width 160px transition transform padding 20px line-height 1 float none cursor default