#container{
    width:780px;
    margin-left:auto;
    margin-right:auto;
//    border-top: 1px solid #999;
//    border-left: 1px solid #999;
//    border-right: 1px solid #999;
//    border-bottom: 1px solid #999;
}


#banner{
    background:url(hoge.gif);
    width:780px;
}


#banner h1{
    font-size:32px;
    color:#0000ff;
    padding-bottom:0px;
    padding-left:10px;
}


#content{
    float:right;
    width:540px;
    padding-left:10px;
    padding-right:10px;
}


#menu{ 
    float:left;
    width:180px;
    padding-right:10px;
}


#foot{
    clear:both;
    text-align:center;
    font-size:10px;
    background:#fff;
    width:780px;
    height:20px;
}


div.caption{
  text-align: center;
  font-size: 0.9em;
  font-weight: 700;
}

div#content th.a1{
    background:#ccccff;
}

div#content td.a2{
    background:#ccffcc;
}