article {
    padding: 60px 0 0;
    background: #fff;
}

.common-main {
    padding: 0 0 10px;
}

.common-box {
    min-height: 420px;
    margin: 10px 10px 0;
    padding: 10px;
    background: rgba(255, 255, 255, 0.8);
}

.common-icon {
    display: none;
}

@media (min-width: 1200px) {
    header {
        background: #70a7f7;
    }

    article {
        position: relative;
        padding: 120px 0 0;
    }

    .common-icon {
        display: block;
        position: absolute;
        z-index: 1;
        right: 0;
        bottom: 1%;
    }

    .common-main {
        position: relative;
        z-index: 10;
        width: 1200px;
        margin: 0 auto;
        padding: 0;
    }

    .common-box {
        min-height: 650px;
        margin: 0;
        padding: 0;
    }
}


/* 二级标题 */
.common-title {
    padding: 20px 0 10px;
    color: #fff;
    text-align: center;
}

.common-title .ch {
    display: block;
    font: bold 20px/30px '微软雅黑';
}

.common-title .en {
    display: block;
    font: 400 12px/16px '微软雅黑';
    text-transform: uppercase;
}

/* 二级导航 */
.common-nav {
    position: relative;
    z-index: 10;
    width: 100%;
    padding: 2px;
}

.common-nav ul {
    display: flex;
    flex-wrap: wrap;
    border-radius: 15px;
}

.common-nav ul li {
    width: 50%;
    padding: 2px;
}

.common-nav ul li a {
    display: block;
    font: 400 16px/30px '微软雅黑';
    color: #fff;
    text-align: center;
    background: rgba(0, 0, 0, 0.8);
}

.common-nav ul li.active a {
    background: #3f7f55;
}

@media (min-width: 1200px) {
    .common-title .ch {
        display: block;
        font: bold 48px/54px '微软雅黑';
    }

    .common-title .en {
        display: block;
        font: 400 24px/30px '微软雅黑';
    }

    .common-nav {
        padding: 30px 0 50px;
    }

    .common-nav ul {
        justify-content: center;
    }

    .common-nav ul li {
        width: auto;
        padding: 0 0 0 40px;
    }

    .common-nav ul {
        display: flex;
        justify-content: center;
        padding: 0 42px 0 0;
    }

    .common-nav ul li {
        padding: 0 0 0 42px;
        background: url(../images/part4_nav_line.png) no-repeat 0 center;
    }

    .common-nav ul li:nth-child(1) {
        background: none;
    }

    .common-nav ul li a {
        display: block;
        padding: 0 20px;
        font: bold 16px/36px '微软雅黑';
        color: #fff;
        background: none;
    }

    .common-nav ul li a:hover {
        color: #3f7f55;
        background: #fff;
    }

    .common-nav ul li.active a {
        color: #3f7f55;
        background: #fff;
    }
}


/* 网站页脚 */
footer {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 5px 0;
    background: #2c2c2c;
}

footer p {
    padding: 0 5px;
    font: 400 14px/18px '微软雅黑';
    color: #fff;
}

@media (min-width: 1200px) {
    footer {
        padding: 5px 0;
    }

    footer p {
        font: 400 16px/30px '微软雅黑';
    }
}



/* 网站翻页 */

.pages {
    display: flex;
    justify-content: center;
    padding: 10px 0;
    text-align: center;
    color: #000;
}

.pages-left {
    display: none;
}

.pages-right {
    display: flex;
}

.pages-right a {
    margin: 0 2px;
    padding: 0 10px;
    font: 400 14px/30px '微软雅黑';
    color: #666666;
    background: #ffffff;
}

.pages-right a.page-num {
    color: #fff;
    background: #008a00;
    border-color: #008a00;
}

.pages-right a:first-child,
.pages-right a:last-child {
    display: none;
}

@media (min-width:1200px) {
    .pages {
        justify-content: space-between;
        padding: 20px 0 40px;
    }

    .pages-left {
        display: block;
        padding-right: 10px;
    }

    .pages-left span {
        font: 400 14px/36px '微软雅黑';
    }

    .pages-right a {
        margin: 0 2px;
        padding: 0 14px;
        font: 400 14px/36px '微软雅黑';
        border-radius: 5px;
    }

    .pages-right a:first-child,
    .pages-right a:last-child {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .pages-right a:hover {
        color: #fff;
        background: #008a00;
        border-color: #008a00;
    }
}