.line0{ border-bottom: 1px solid #000000 }
 .line1{ border-bottom: 1px solid #000000 ; background-color: #F0F0F0;}

        { border-bottom: 1px solid #000000 }

 .line0a{ border-bottom-style: solid; border-bottom-width: 1}
 .line1a{ border-bottom-style: solid; border-bottom-width: 1 ; background-color: #F0F0F0;}