/* アコーディオン */
.list6 dl.acordion{
 margin: 0 10px 5px 10px;
 }
 .list6 dt.trigger {
 background: #9bd8ff -webkit-gradient(linear, 0% 0%, 0% 100%, from(#446a99), to(#68a1e7));
 background: #9bd8ff linear-gradient(#68a1e7, #446a99);
 background-color: blue;
 border-radius: 10px;
 text-align: left;
 border: 1px solid #c2fdff;
 color: #fff;
 margin-bottom: 0;
 padding: 10px;
 }
 .list6 dt.active{
 border-radius: 10px 10px 0 0;
 }
 .list6 dt.trigger span.open-close {
 float: right;
 width: 20px;
 height: 20px;
 text-indent: -9999em;
 }
 .list6 dt.active span.open-close {
 background: url(../image/point_none.png) no-repeat right top;
 float: right;
 width: 20px;
 height: 20px;
 }   
 .list6 dd.acordion_tree{
 padding: 10px;
 background-image: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#fff), to(#f0f0f0));
 background: #9bd8ff linear-gradient(#fff, #f0f0f0);
 border: 1px solid #ccc;
 border-top: none;
 }