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