.waku02 { border: #cccccc; border-style: solid; border-top-width: 1px; border-right-width: 
1px; border-bottom-width: 1px; border-left-width: 1px} .waku3 { border-color: 
#00ff00 black; border-style: solid; border-top-width: 1px; border-right-width: 
0px; border-bottom-width: 1px; border-left-width: 0px} .waku4 { border-color: 
black #000000; border-style: solid; border-top-width: 0px; border-right-width: 
1px; border-bottom-width: 0px; border-left-width: 1px}