.service_box {
    position: fixed;
    z-index: 1000;
    right: -147px;
    top: 50%;
    margin-top: -100px;
    width: 146px;
    border: 1px solid #ece8e5;
    background: #fff;
}

    .service_box .tab_nav {
        position: absolute;
        left: -29px;
        top: -1px;
    }

        .service_box .tab_nav > li {
            border-bottom: 1px solid #dfdbd9;
            background: #005BAC;
            color: #FFF;
        }

            .service_box .tab_nav > li.active {
                background: #005BAC;
                color: #FFF;
            }

            .service_box .tab_nav > li:first-child {
                border-radius: 8px 0 0;
            }

            .service_box .tab_nav > li:last-child {
                border-bottom: none;
                border-radius: 8px 0 0 8px;
            }

            .service_box .tab_nav > li > a {
                display: block;
                width: 28px;
                padding: 12px 15px 12px 8px;
                line-height: 14px;
                text-align: center;
                color: #FFF;
                text-decoration: none;
                font-weight: 600;
                word-wrap:break-word;
            }

            .service_box .tab_nav > li.active > a {
                color: #fff;
            }

        .service_box .tab_nav .icon {
            display: block;
            height: 28px;
            width: 28px;
            background: url(../images/bg_online_service_new.gif) no-repeat;
            overflow: hidden;
            margin: 3px 0;
            *margin: 6px 0;
        }

        .service_box .tab_nav .icon_1 {
            background-position: 0 0;
        }

        .service_box .tab_nav .icon_2 {
            background-position: -28px 0;
        }

        .service_box .tab_nav .icon_3 {
            background-position: -56px 0;
        }

        .service_box .tab_nav .active .icon_1 {
            background-position: 0 -28px;
        }

        .service_box .tab_nav .active .icon_2 {
            background-position: -28px -28px;
        }

        .service_box .tab_nav .active .icon_3 {
            background-position: -56px -28px;
        }

    .service_box .tab_content {
        padding: 20px 5px 10px;
        position: relative;
    }

    .service_box .tab_plan {
        display: none;
        text-align: center;
    }

        .service_box .tab_plan p {
            color: #333;
        }