.Numinput{padding:0 20px;position:relative;height:20px;}.Numinput input{font-size:12px;width:24px;height:15px;line-height:15px;}.Numinput .numadjust{position:absolute;width:18px;height:9px;right:1px;overflow:hidden;background-image:url(numadjust.gif);background-repeat:no-repeat;cursor:pointer;}.Numinput .numadjust.increase{background-position:0 0;top:0;}.Numinput .numadjust.increase.active{background-position:0 -20px;}.Numinput .numadjust.decrease{background-position:0 -10px;bottom:0;}.Numinput .numadjust.decrease.active{background-position:0 -30px;}