.sidebar {
    float: left;
    width: 204px;
    font-size: 14px;
    color: #cecece;
    font-weight: normal;
    padding-right: 15px;
}
.sidebar h2 {
    border-bottom: 1px solid #e5e5e5;
    padding: 15px 0;
}
.sidebar .big {
    font-size: 24px;
    color: #333333;
    line-height: 33px;
    letter-spacing: 1px;
    font-weight: 500;
}
.sidebar .active {
    background-color: #ffffff;
}
.sidebar .sidebar_ul {
    padding: 20px 0;
}
.sidebar .sidebar_ul > li {
    margin: 1px 0;
}
.sidebar .sidebar_ul_li_a, .sidebar .sidebar_ul_lv2_li {
    width: 238px;
    height: 48px;
    line-height: 48px;
    text-align: left;
    margin-bottom: 1px;
    color: #333;
}
.sidebar .sidebar_ul_li_a {
    padding-left: 20px;
    display: block;
    width: 185px;
    height: 30px;
    color: #333333;
    cursor: pointer;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 14px;
    line-height: 32px;
}
.sidebar .sidebar_ul_li_a:hover {
    background-color: #e5ebf1;
}
.sidebar .active a {
    color: #2550DC;
}
.sidebar .sidebar_sub_ul > a {
    background: url(../images/side-arrow.png) no-repeat 7px 50%;
}
.sidebar .expand > a {
    background: url(../images/side-arrow-expand.png) no-repeat 7px 50%;
}
.sidebar .sidebar_sub_ul ul {
    display: none;
}
.sidebar .expand ul {
    display: block;
}
.sidebar .sub_ul_li_a {
    padding-left: 28px;
}