.xwdt-box {
    box-sizing: border-box;
}

.xwdt-l {
    width: calc(100% - 515px);
    float: left;
    padding-top: 10px;
    margin-bottom: 60px;
}

.xwdt-lt {
}

.xwdt-lb {
}

/*右侧固定宽度*/
.xwdt-r {
    width: 485px;
    float: right;
    background: #EBF6FF url(../images/xwdt/xwdt_right_bg2.png) no-repeat top right;
    background-size: 100% auto;
    min-height: 450px;
    padding: 30px 20px;
    margin-bottom: 60px;
    position: relative;
    box-sizing: border-box;
}

.xwdt-r-tt {
    width: 100%;
    margin-top: 110px;
    box-sizing: border-box;
    display: block;
}

.xwdt-r-tt .xwdt-r-tt-title {
    width: 80%;
    margin: 0 auto;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 0px;
    line-height: 36px;
    color: rgba(0, 0, 0, 1);
    text-align: center;
}

.xwdt-r-tt .xwdt-r-tt-desc {
    padding-top: 20px;
    width: 85%;
    margin: 0 auto;
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 32px;
    color: rgba(166, 166, 166, 1);
    text-align: left;
    text-indent: 2em;
    -webkit-line-clamp: 3;
    height: 96px;
}

.xwdt-r-tt .xwdt-r-tt-detail {
    box-sizing: border-box;
    width: 160px;
    height: 42px;
    margin: 30px auto;
    background: url(../images/xwdt/xwdt_tt_detail.png) no-repeat;
    background-size: 100% 100%;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 42px;
    padding-left: 60px;
    color: rgba(255, 255, 255, 1);
}

.xwdt-r-tt .xwdt-r-tt-detail a {
    color: rgba(255, 255, 255, 1);
}

.xwdt-r-list {
    margin-top: 50px;
    box-sizing: border-box;
    padding: 0 10px;
}


@media (max-width: 768px) {
    .xwdt-l, .xwdt-r {
        float: none;
        width: 100%;
    }

    .xwdt-r {
        background: #EBF6FF url(../images/xwdt/xwdt_right_bg.png) no-repeat top right;
    }

    .xwdt-r-tt {
        margin-top: 30px
    }

    .xwdt-r-tt .xwdt-r-tt-desc{height: auto;}
}