.header{
    width:100%;
    padding:3.25rem 3% 2.1875rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo,.logo a{
    width: 100%;
    display: block;
}
.logo img{
    object-fit: contain;
    max-width: 100%;
    height: 5.75rem;
    display: block;
}
.back{
    width:auto;
    display: flex;
    justify-content: center;
    align-items: center;
    padding:0 1.5625rem 0 2.75rem;
    font-size:2.375rem;
    line-height:4.0625rem;
    color:#fff;
    background: #aeaeae;
    border-top-left-radius: 2.03125rem;
    border-bottom-left-radius: 2.03125rem;
    white-space: nowrap;
}
.back img{
    width: 2.25rem;
    height: 2.25rem;
    object-fit: contain;
    display: block;
    margin-right: 0.5rem;
}
.main{
    width:100%;
    padding:0 3%;
    display: block;
}
.nav{
    width:100%;
    display: block;
    font-size:2.5rem;
    line-height: 1.5;
    padding:0.625rem 1.125rem;
    color:#fff;
    background: #db131e;
    font-weight: 600;
    margin-bottom: 1.75rem;
}

.news{
    width:100%;
    display: block;
}
.news_list{
    width:100%;
    border:2px solid #efefef;
    padding:1.5rem 1.25rem;
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    margin-bottom: 1rem;
}
.news_list_img{
    width: 14.125rem;
    min-width: 14.125rem;
    height: 8.4375rem;
    display: block;
    margin-right: 1.25rem;
}
.news_list_img img{
    width:100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.news_list_text{
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.news_list_text h2{
    width:100%;
    font-size:1.5rem;
    line-height: 2.125rem;
    color:#414141;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.news_list_text p{
    width:100%;
    font-size:1rem;
    line-height:1.625rem;
    color:#585858;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
@media screen and (max-width: 500px) {
    .news_list_img{
        height: 90px;
    }
    .news_list_text h2{
        font-size:16px;
        line-height: 1.5;
    }
    .news_list_text p{
        font-size:14px;
        line-height: 1.2;
    }
}
.footer{
    width:100%;
    display: block;
}
.footer img{
    max-width: 100%;
    display: block;
    object-fit: contain;
}
.see_more{
    width:100%;
    text-align: center;
    display: block;
    font-size:16px;
    line-height: 1;
    padding:4.375rem 0 3.75rem;
    color:#333;
}

.article{
    width:100%;
    display: block;
}
.article h1{
    width:100%;
    font-size:18px;
    text-align: left;
    line-height: 1.5;
    padding:10px 0;
    display: block;
    color:#000;
}
.detail {
    width:100%;
    font-size:16px;
    line-height: 1.5;
    color:#333;
    display: block;
    word-break: break-word;
    text-align: justify;
}
.detail img,.detail video{
    max-width: 100%;
    margin:5px auto;
    height: auto;
    object-fit: contain;
    display: block;
}
.detail p{
    margin-bottom: 10px;
    word-break: break-word;
    text-align: justify;
}
.article_extend{
    width:100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex-wrap: wrap;
    font-size:14px;
    line-height: 24px;
    color:#666;
    border-bottom: 1px dashed #eee;
    margin-bottom: 30px;
    padding-bottom: 10px;
}
.article_extend span:first-child{
    margin-right: 15px;
}