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