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