* {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑", "microsoft yahei";
}

a:active {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

a:visited {
    text-decoration: none;
}

a:link {
    text-decoration: none;
}

a:focus {
    text-decoration: none;
}

body {
    position: relative;
}

.clearfix {
    overflow: hidden;
}

.clearfix_2::after {
    content: '';
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}

.hiddenColor {
    visibility: hidden;
}

.hand {
    cursor: pointer;
}

.dot1 {
    display: block;
    word-break: keep-all;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dot2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.dot3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

input,
img {
    border: none;
}

.cover100 img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.back100 {
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

article,
aside,
footer,
header,
time,
video,
main,
nav,
h4,
h3,
section {
    display: block;
}

.index_main {
    margin: 0 auto ;
}

.slow_6 {
    -webkit-transition: all .6s;
    -moz-transition: all .6s;
    -ms-transition: all .6s;
    -o-transition: all .6s;
    transition: all .6s;
}

.index_main {
    width: 1200px;
}

/*channel*/
.channel_box_1 {
    float: left;
    width: 450px;
}

.channel_box_2 {
    float: right;
    width: 720px;
}

.channel_box_3 {
    float: left;
    width: 720px;
}

.channel_box_4 {
    float: right;
    width: 450px;
}

.channel_box_5 {
    float: left;
    width: 350px;
}

.channel_box_6 {
    float: right;
    width: 350px;
}



.channel_name_ul {
    margin-top: 0px;

    .channel_name_ul_li {
        height: 24px;
        margin-bottom: 18.4px;
        display: flex;
    }

    .channel_name_ul_li_tag {
        height: 24px;
        line-height: 24px;
        color: #004564;
        font-size: 18px;
        margin-right: 10px;
        word-break: keep-all;
        white-space: nowrap;
    }

    .channel_name_ul_li_dot1 {
        height: 24px;
        line-height: 24px;
        color: #333;
        font-size: 18px;
        width: 100%;
    }

    .channel_name_ul_li:nth-of-type(5n-4) .channel_name_ul_li_dot1 {
        font-weight: bold;
        font-size: 20px;
        color: #004564;
    }

    .channel_name_ul_li:nth-of-type(5n-4) .channel_name_ul_li_tag {
        display: none;
    }

    .channel_name_ul_li:hover .channel_name_ul_li_dot1 {
        color: #004564;
    }
}

.channel_1_box {
    width: 720px;
    height: 405px;
}

.channel_1 {
    margin: 40px auto 0px;
}

.channel_banner_1 {
    width: 1200px;
    margin: 12px auto 0px;

    .channel_banner_1_a {
        width: 1200px;
        display: block;
    }

    .channel_banner_1_img {
        width: 1200px;
        display: block;
    }
}

.channel_2 {
    margin: 30px auto 0px;
}

.channel_head_btn_box {
    height: 39px;
    margin-bottom: 30px;
    border-bottom: solid 2px #004564;
    position: relative;

    .channel_head_btn {
        float: left;
        height: 30px;
        line-height: 30px;
        color: #004564;
        font-size: 22px;
        margin-right: 22px;
        font-weight: bold;
    }

    .channel_head_a {
        height: 30px;
        line-height: 30px;
        color: #333;
        font-size: 22px;
        font-weight: bold;
    }

    .channel_head_btn_only {
        color: #004564;
    }

    .channel_head_btn_only .channel_head_a {
        color: #004564;
    }

    .channel_head_btn_right_a {
        float: right;
        color: #999;
        font-size: 16px;
        margin-top: 4px;
    }

    .channel_head_btn_right_a:hover {
        color: #004564;
    }
}

.channel_big_ul {
    .channel_big_li {
        background: #F9FAFB;
        box-sizing: border-box;
        margin-bottom: 19px;
    }

    .channel_big_li_img_box {
        width: 200px;
        height: 145px;
        float: left;
    }

    .channel_big_li_img {
        display: block;
        width: 200px;
        height: 145px;
    }

    .channel_big_li_in {
        width: 502px;
        float: right;
        margin: 10px 8px 0px 0px;
    }
}

.channel_ul_1_a {
    height: 24px;
    line-height: 24px;
    color: #333;
    font-size: 18px;
    margin-bottom: 10px;
    box-sizing: border-box;
    position: relative;
    text-indent: 16px;
}

.channel_ul_1_a::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    background: #ddd;
    border-radius: 50%;
    position: absolute;
    left: 0px;
    top: 9px;
    z-index: 11;
}

.channel_ul_1_a:hover {
    color: #004564;
}

.channel_ul_1_a:hover::after {
    content: '';
    display: block;
    background: #004564;
}

.channel_ul_1_a:nth-of-type(1) {
    font-weight: bold;
}

.channel_ul_1_a:last-of-type(1) {
    margin: 0;
}

.channel_head_top {
    margin-top: 10px;
}

.channel_img_ul_2 {
    .channel_img_ul_2_li {
        height: 230px;
        margin-bottom: 18px;
        position: relative;
    }

    .channel_img_ul_2_li_a {}

    .channel_img_ul_2_li_img {
        display: block;
        height: 230px;
        width: 350px;
    }

    .channel_img_ul_2_li_dot1 {
        height: 44px;
        line-height: 44px;
        color: #fff;
        font-size: 18px;
        padding: 0px 10px;
        box-sizing: border-box;
        position: absolute;
        width: 350px;
        z-index: 11;
        left: 0px;
        bottom: 0px;
        background: linear-gradient(0deg, rgba(0, 0, 0, 0.5) 6%, rgba(0, 0, 0, 0) 100%);
    }
}

.channel_ul_2_a {
    height: 24px;
    line-height: 24px;
    color: #333;
    font-size: 18px;
    margin-bottom: 17px;
    box-sizing: border-box;
    text-indent: 16px;
    position: relative;
}

.channel_ul_2_a::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    background: #ddd;
    border-radius: 50%;
    position: absolute;
    left: 0px;
    top: 8px;
    z-index: 11;

    &:hover {
        color: #004564;
    }
}

.channel_ul_2_a:nth-of-type(3n-2) {
    font-weight: bold;
}

.channel_ul_2_a:hover::after {
    content: '';
    display: block;
    background: #004564;
}

.channel_img_ul_3 {
    margin-top: 33px;

    .channel_img_ul_3_li {
        position: relative;
        background: #F9FAFB;
        margin-bottom: 20px;
    }

    .channel_img_ul_3_li_a {
        width: 450px;
        display: flex;
    }

    .channel_img_ul_3_li_img_box {
        width: 140px;
        height: 90px;
        margin-right: 15px;
    }

    .channel_img_ul_3_li_img {
        width: 140px;
        height: 90px;
    }

    .channel_img_ul_3_li_dot3 {
        height: 72px;
        line-height: 24px;
        color: #333;
        font-size: 18px;
        margin-top: 10px;
        padding-right: 10px;
        box-sizing: border-box;
        width: 100%;
    }

    .channel_img_ul_3_li_num {
        position: absolute;
        width: 20px;
        height: 20px;
        color: #fff;
        font-size: 14px;
        text-align: center;
        line-height: 20px;
        z-index: 11;
        left: 10px;
        top: -3px;
    }
}

.channel_img_ul_3_li:nth-of-type(1) .channel_img_ul_3_li_num {
    background: #F25C57;
}

.channel_img_ul_3_li:nth-of-type(2) .channel_img_ul_3_li_num {
    background: #F29849;
}

.channel_img_ul_3_li:nth-of-type(3) .channel_img_ul_3_li_num {
    background: #F2B227;
}

.channel_img_ul_3_li:nth-of-type(n+4) .channel_img_ul_3_li_num {
    display: none;
}

.channel_img_ul_3_li_a:hover .channel_img_ul_3_li_dot3 {
    color: #004564;
}

.channel_banner_2 {
    width: 1200px;
    margin: 10px auto 0px;

    .channel_banner_2_a {
        width: 1200px;
        display: block;
    }

    .channel_banner_2_img {
        width: 1200px;
        display: block;
    }
}

.channel_3 {
    margin: 30px auto 0px;
}

.channel_img_ul_4 {
    .channel_img_ul_4_li {
        background: #F9FAFB;
        width: 350px;
        margin-bottom: 20px;
    }

    .channel_img_ul_4_li_a {
        display: flex;
    }

    .channel_img_ul_4_li_img_box {
        width: 165px;
        height: 96px;
        margin-right: 15px;
    }

    .channel_img_ul_4_li_img {
        width: 165px;
        height: 96px;
    }

    .channel_img_ul_4_li_dot2 {
        height: 48px;
        line-height: 24px;
        color: #333;
        font-size: 18px;
        margin-top: 23px;
    }

    .channel_img_ul_4_li_a:hover .channel_img_ul_4_li_dot2 {
        color: #004564;
    }

    .channel_img_ul_4_li:nth-of-type(odd) {
        float: left;
    }

    .channel_img_ul_4_li:nth-of-type(even) {
        float: right;
    }
}

.channel_ul_3_li {
    height: 62px;
    background: #F9FAFB;
    margin-bottom: 15px;

    .channel_ul_3_li_a {
        display: block;
        width: 720px;
    }

    .channel_ul_3_li_tag {
        width: 50px;
        height: 62px;
        box-sizing: border-box;
        line-height: 18px;
        padding: 13px 0px 0;
        font-weight: bold;
        float: left;
        color: #fff;
        font-size: 12px;
        background: #004564;
        text-align: center;
        letter-spacing: 5px;
        border-left: solid 7px #004564;
    }

    .channel_ul_3_li_dot1 {
        box-sizing: border-box;
        padding: 0px 10px;
        color: #333;
        font-size: 18px;
        height: 62px;
        line-height: 62px;
        width: 670px;
        float: right;
    }

    .channel_ul_3_li:nth-of-type(1) .channel_ul_3_li_dot1 {
        font-weight: bold;
    }

    &:hover .channel_ul_3_li_dot1 {
        color: #004564;
    }
}

.channel_img_ul_5 {}

.channel_img_ul_5_li {
    .channel_img_ul_5_li_a {}

    .channel_img_ul_5_li_img {
        display: block;
        width: 450px;
        height: 267px;
    }

    .channel_img_ul_5_li_dot2 {
        height: 46px;
        line-height: 23px;
        color: #333;
        font-size: 18px;
        margin-top: 18px;
        font-weight: bold;
    }

    .channel_img_ul_5_li_a:hover .channel_img_ul_5_li_dot2 {
        color: #004564;
    }
}

.channel_4 {
    margin: 15px auto 0px;
}

.channel_img_ul_6 {}

.channel_img_ul_6_li {
    margin-bottom: 25px;

    .channel_img_ul_6_li_a {}

    .channel_img_ul_6_li_img {
        display: block;
        width: 350px;
        height: 230px;
    }

    .channel_img_ul_6_li_dot2 {
        height: 46px;
        line-height: 23px;
        color: #333;
        font-size: 18px;
        margin-top: 22px;
        font-weight: bold;
        width: 350px;
    }
}

.channel_img_ul_6_li_a:hover .channel_img_ul_6_li_dot2 {
    color: #004564;
}

.channel_img_ul_even_1_li {
    width: 165px;
    margin-bottom: 0px;

    .channel_img_ul_even_1_li_a {}

    .channel_img_ul_even_1_li_img {
        width: 165px;
        height: 96px;
    }

    .channel_img_ul_even_1_li_dot2 {
        height: 46px;
        line-height: 23px;
        color: #333;
        font-size: 18px;
        margin-top: 13px;
    }
}

.channel_img_ul_even_1_li_a:hover .channel_img_ul_even_1_li_dot2 {
    color: #004564;
}

.channel_img_ul_even_1_li:nth-of-type(odd) {
    float: left;
}

.channel_img_ul_even_1_li:nth-of-type(even) {
    float: right;
}

.channel_ul_4_a {
    height: 24px;
    line-height: 24px;
    color: #333;
    font-size: 18px;
    margin-bottom: 27px;
    box-sizing: border-box;

    &:hover {
        color: #004564;
    }
}

.channel_ul_4_a:nth-of-type(5n-4) {
    font-weight: bold;
}

.channel_img_ul_7 {
    .channel_img_ul_7_li {
        margin-bottom: 21px;
    }

    .channel_img_ul_7_li_a {}

    .channel_img_ul_7_li_img {
        display: block;
        width: 450px;
        height: 170px;
    }

    .channel_img_ul_7_li_foot {
        height: 53px;
        display: flex;
        background: #F9FAFB;
    }

    .channel_img_ul_7_li_tag {
        height: 53px;
        text-align: center;
        color: #fff;
        font-size: 18px;
        line-height: 53px;
        background: #004564;
        padding: 0px 21px;
        word-break: keep-all;
        white-space: nowrap;
        font-weight: bold;
    }

    .channel_img_ul_7_li_dot1 {
        height: 53px;
        line-height: 53px;
        color: #333;
        font-size: 18px;
        padding: 0px 15px 0px 10px;
        box-sizing: border-box;
        font-weight: bold;
    }
}

.channel_img_ul_7_li_a:hover .channel_img_ul_7_li_dot1 {
    color: #004564;
}

.channel_ul_5_a {
    height: 24px;
    line-height: 24px;
    color: #333;
    font-size: 18px;
    margin-bottom: 19px;
    box-sizing: border-box;
    text-indent: 16px;
    position: relative;

    &:hover {
        color: #004564;
    }
}

.channel_ul_5_a::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    background: #ddd;
    border-radius: 50%;
    position: absolute;
    left: 0px;
    top: 8px;
    z-index: 11;
}

.channel_ul_5_a:hover::after {
    content: '';
    display: block;
    background: #004564;
}