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