.C03{ margin-bottom:6px; background:#f5f5f5}
.C03 .b1{ height:12px; background:url(images/c3-1.gif) top left no-repeat}
.C03 .b2{ height:12px; background:url(images/c3-2.gif) top right no-repeat;}
.C03 .b3{ height:12px; border-top:2px #ddd solid; margin:0 12px}
.C03 .b4{ height:12px; background:url(images/c3-3.gif) bottom right no-repeat}
.C03 .b5{ height:12px; background:url(images/c3-4.gif) bottom left no-repeat;}
.C03 .b6{ height:10px; margin:0 12px; border-bottom:2px #ddd solid}
.C03 .b{ border:2px #ddd solid; border-top:none; border-bottom:none}