/*
    style for tabs
*/
.tabs {
    margin: 10px 0px 20px;
    padding: 0 0 12px 30px;
    background: url(/National_Library/20160330061658oe_/https://www.roonga.com/static/img/tabs-ico.png) left top no-repeat;
    border-bottom: 1px solid #d6d6d6;
    height: 26px;
    color: #000;
    }
.tabs li {
    display: inline-block;
    vertical-align: top;
    line-height: 26px;
    }
.tabs li a {
    font-size: 117%;
    font-weight: 700;
    color: #959595;
    margin: 0 15px;
    text-decoration: none;
    }
.tabs li a.active {
    color: #000;
    }
.tabs li a:hover {
    text-decoration: underline;
    }
.tabs li a.active:hover {
    text-decoration: none;
    }