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