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