.inner {
    padding: 15px;
    background: rgba(46, 97, 189, 0.9);
}

.inner-left {
    background: url(../images/part2_arrow.png) no-repeat right center/auto 1rem;
}

.inner-left .en img {
    width: 4rem;
}

.inner-left .ch {
    font: bold 16px/30px '微软雅黑';
    color: #fff;
}

.inner-nav ul {
    display: flex;
    justify-content: center;
    padding: 0.2rem 0;
}

.inner-nav ul li {
    padding: 0 0.4rem;
}

.inner-nav ul a {
    display: block;
    text-align: center;
}

.inner-nav ul i {
    display: block;
}

.inner-nav ul i img {
    width: 1.2rem;
}

.inner-nav ul p {
    padding-bottom: 10px;
    font: 400 16px/30px '微软雅黑';
    color: #fff;
}

.inner-nav ul .active p {
    background: url(../images/inner_active.png) no-repeat center bottom;
}

.inner-p {
    margin: 10px 0 0;
    padding: 0.4rem 0 0;
    background: url(../images/inner_line.png) no-repeat right 0/100%;
}

.inner-p p {
    font: 400 14px/24px "微软雅黑";
    color: #fff;
}


.about .inner-p {
    padding: 20px 0;
    background-size: 100%;
}

@media (min-width: 1200px) {
    .inner {
        margin: 0 50px;
        padding: 50px 100px 50px 25px;
    }

    .inner-top {
        display: flex;
        justify-content: space-between;
    }

    .inner-left {
        width: 360px;
        background: url(../images/part2_arrow.png) no-repeat right center;
    }

    .inner-left .en {
        padding: 0 0 10px;
    }

    .inner-left .en img {
        width: auto;
    }

    .inner-left .ch {
        font: bold 21px/30px '微软雅黑';
    }

    .inner-nav ul {
        display: flex;
        padding: 0;
    }

    .inner-nav ul li {
        width: 200px;
        padding: 0 0 0 120px;
    }

    .inner-nav ul i img {
        width: auto;
    }

    .inner-nav ul p {
        padding-bottom: 10px;
        font: 400 16px/30px '微软雅黑';
    }

    .inner-nav ul a:hover p {
        background: url(../images/inner_active.png) no-repeat center bottom;
    }



    .inner-p {
        margin: 20px 0 0;
        padding: 30px 0 0 150px;
        background: url(../images/inner_line.png) no-repeat right 0;
    }

    .inner-p p {
        font: 400 16px/30px "微软雅黑";
    }

    .about {
        padding: 20px 50px;
    }

    .about .inner-p {
        padding: 20px 0;
        background-size: 100%;
    }
}