@charset "UTF-8";

* {
    margin: 0;
    padding: 0;
    list-style: none;
}

body,
dl,
dd,
ul,
ol,
h1,
h2,
h3,
h4,
h5,
h6,
p,
form,
header,
section,
article,
footer {
    margin: 0;
}

em,
b {
    font-style: normal;
}

a {
    transition: color 0.2s;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

img {
    border: 0;
}

button,
input,
select,
textarea {
    outline: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

td,
th,
ul,
ol {
    padding: 0;
}

select:-ms-expand {
    display: none;
}

body {
    width: 100%;
    height: 100%;
    font-family: Microsoft YaHei, Helvetica Neue, PingFang SC, Hiragino Sans GB, Heiti SC, WenQuanYi Micro Hei, sans-serif;
}

.w1400 {
    width: 92%;
    max-width: 1400px;
    overflow: hidden;
    margin: 0 auto;
    box-sizing: border-box;
}

.text_more {
    color: #4895ef;
}

/* 头部 */
.header {
    background: url(banner_bg_Xu260509.png) no-repeat bottom center;
    background-size: cover;
}

.header .header_main_logo2 {
    text-align: center;
}

.header .header_main_logo2 img {
    width: 80%;
    margin: 10px 0;
    margin-top: 100px;
    margin-bottom: 200px;
}

.header .header_main_logo3 {
    text-align: center;
}

.header .header_main_logo3 img {
    width: auto;
}

/* 内容 */
#contents>.w1400 {
    margin-top: 50px;
    background: #fff;
    padding: 0 36px;
}

/* 专题部分新样式 */
.topic-content {
    padding-top: 30px;
}

.sub-columns {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.column-box {
    width: 48%;
}

.column-title {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 1px solid #ddd;
    margin-bottom: 15px;
}

.column-title h2 {
    font-size: 24px;
    color: #0959b5;
    font-weight: bold;
    border-bottom: 3px solid #0959b5;
    padding-bottom: 10px;
}

.column-title a {
    color: #999;
    white-space: nowrap;
    font-size: 14px;
    padding-bottom: 5px;
}

.news-list {
    font-size: 16px;
    color: #444;
}

.news-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    line-height: 2.4;
    border-bottom: 1px dashed #b9d7a8;
    margin-bottom: 15px;
    padding-bottom: 5px;
}

.news-list li a:hover {
    color: #0959b5;
}

.news-list li a {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 0;
    position: relative;
    padding-left: 20px;
}

.news-list li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    margin-top: -2px;
    width: 10px;
    height: 10px;
    border: 1px solid #c7dea8;
    background: rgba(204, 232, 207, 0.2);
    z-index: 1;
}

.news-list li a::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
    margin-top: 2px;
    width: 10px;
    height: 10px;
    border: 1px solid #c7dea8;
    background: rgba(204, 232, 207, 0.2);
    z-index: 2;
}

.news-list span {
    color: #999;
    white-space: nowrap;
    margin-left: 10px;
}

/* 联系信息三块排版 */
.contact-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

.contact-card {
    width: 32%;
    background: #fff;
    padding: 25px 20px;
    border-radius: 8px;
    border: 1px solid #cce0ff;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon {
    padding-right: 20px;
    border-right: 1px solid #ddd;
    margin-right: 20px;
}

.card-icon img {
    height: 40px;
    width: auto;
}

.card-text {
    text-align: left;
}

.contact-card h3 {
    color: #0959b5;
    font-size: 20px;
    margin-bottom: 10px;
    font-weight: bold;
}

.contact-card p {
    font-size: 16px;
    color: #666;
}

.bottom-hint {
    font-size: 15px;
    color: #555;
    text-align: center;
    margin-bottom: 50px;
    border-top: 1px dashed #ccc;
    padding-top: 20px;
}

/* 响应式样式 */
@media screen and (max-width: 1200px) {
    .header .header_main_logo2 img {
        width: 680px;
    }

    .column-title h2 {
        font-size: 20px;
    }

    .news-list {
        font-size: 15px;
    }

    .contact-card h3 {
        font-size: 19px;
    }

    .contact-card p {
        font-size: 15px;
    }
}

@media screen and (max-width: 970px) {
    .header .header_main_logo2 img {
        width: 90%;
    }

    #contents>.w1400 {
        padding: 0 20px;
    }

    .column-title h2 {
        font-size: 18px;
    }

    .news-list {
        font-size: 14px;
    }

    .contact-card {
        width: 31%;
        padding: 18px 14px;
    }

    .card-icon {
        padding-right: 10px;
        margin-right: 10px;
    }

    .card-icon img {
        height: 30px;
    }

    .contact-card h3 {
        font-size: 16px;
        margin-bottom: 5px;
    }

    .contact-card p {
        font-size: 14px;
    }
}

@media screen and (max-width: 768px) {
    .w1400 {
        width: 100%;
    }

    #contents>.w1400 {
        padding: 0 15px;
    }
    .header .header_main_logo2 img{
        margin: 50px auto;
    }
    .sub-columns {
        flex-direction: column;
    }

    .column-box {
        width: 100%;
        margin-bottom: 30px;
    }

    .contact-info {
        flex-direction: column;
    }

    .contact-card {
        width: 100%;
        margin-bottom: 15px;
        justify-content: flex-start;
    }

    .news-list li {
        flex-wrap: wrap;
        line-height: 2;
    }

    .news-list li a {
        flex: 0 0 100%;
        width: 100%;
    }

    .news-list span {
        font-size: 14px;
        /* margin-left: 22px; */
    }
}