div#leftarea {
    width:320px;
}

div#rightarea {
    padding-left:18px;
    width:400px;
}

#contents ul {
    list-style-image :none; 
}


ol.indexbox  {
    width: 240px;
}


ol.indexbox li ul li {
    font-size: 86%;
    margin-left: -2em;
}


div.clearfix_list {
width: 760px;
-moz-column-count: 3;
-webkit-column-count: 3;
-o-column-count: 3;
-ms-column-count: 3;
column-count: 3;
}