.board{}
.board thead{text-align:center;}
.board thead tr{background-color:#f7f7f7;}
.board thead tr th{height:30px; border-bottom:solid 1px #e5e5e5;}
.th1{width:80px;}
.th2{width:430px;}
.th3{width:140px;}

.board tbody{text-align:center;}
.board tbody tr td{height:30px; border-bottom:solid 1px #e5e5e5;}
.td1{font-family:Tahoma; font-size:11px; letter-spacing:1px;}
.td2{text-align:left;}
.td3{font-family:Tahoma; font-size:11px; letter-spacing:1px;}