body{
        background-color: rgba(242, 242, 242, 1);
    }
    .header{
        background: url('../img/u618.jpg?20210730');
        width: 100% !important;
        height: 140px;
    }
    .header_info{
        width: 1200px;
        margin: 0 auto;
        color: #fff;
    }
    .header_info h1{
        font-family: '微软雅黑 Bold', '微软雅黑';
        font-weight: 700;
        font-size: 24px;
        padding-top: 30px;
    }
    .header_info p{
        font-family: '微软雅黑';
        font-weight: 400;
        font-size: 12px;
        width: 500px;
    }
    .art_info_box{
        width: 1200px;
        margin: 0 auto;
    }
    .art_info_left{
        width: 880px;
        margin-right: 20px;
        float: left;
    }
    .art_info_right{
        width: 300px;
        float: right;
        margin-top: 20px;
        position: relative;
        z-index: 30;
    }
    .art_info {
        background: #fff;
        padding: 30px 30px 44px 30px;
        margin-top: 20px;
        box-sizing: border-box;
    }
    .art_info img{
        width: 70%
    }

    .art_info a{
        text-decoration: none;
    }
    .art_info a:hover{
        text-decoration: none;
    }
    .art_info h2{
        font-family: '微软雅黑 Bold', '微软雅黑';
        font-weight: 700;
        font-style: normal;
        font-size: 26px;
        text-decoration: none;
        color: #333333;
        margin: 10px 0 35px 0;
    }
    .art_info h2:hover{
        text-decoration: none;
        color: #d22222;
    }
    .art_info p{
        font-family: '微软雅黑';
        font-weight: 400;
        font-size: 14px;
        line-height: 24px;
        color: #333333;
        margin-top: 30px;
        text-indent: 25px;
    }
    .limit{
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .art_related_box{
        background: #fff;
        margin-top: 20px;
        padding: 0 30px 30px 30px;
    }
    .art_related_box h2, .art_recommend_box h1{
        font-family: '微软雅黑 Bold', '微软雅黑';
        font-weight: 700;
        font-style: normal;
        color: #333333;
        font-size: 18px;
        height: 60px;
        line-height: 60px;
        border-bottom: 1px solid #e5e5e5;
    }
    .red_icon{
     display: inline-block;
     width: 4px;
     height: 20px;
     background-color: rgba(210, 34, 34, 1);
     margin-right: 10px;
     position: relative;
     top: 5px;
 }
 .art_list h3 a{
    font-family: '微软雅黑 Bold', '微软雅黑';
    font-weight: 700;
    font-style: normal;
    font-size: 16px;
    color: #225599;
}
.art_list h3 a:hover{
    color: #d22222;
    text-decoration: none;
}
.art_list h3{
    margin-bottom: 5px;
}
.art_list .h3{
    height: 30px;
    font-family: '微软雅黑';
    font-weight: 400;
    font-style: normal;
    font-size: 12px;
    color: #999999;
}

.art_list p{
    font-family: '微软雅黑';
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    color: #666666;
    line-height: 22px;
}
.read_reply{
    border: none;
}
.art_list li{
    padding-bottom: 15px;
    margin-top: 20px;
    border-bottom: 1px dotted #e7e7e7;
    word-break: break-all;
}
.art_recommend_box{
    background: #fff;
    margin-top: 20px;
    padding: 0 30px 0 30px;
}
.tags_self{
    font-family: '微软雅黑';
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    max-width: 120px;
    color: #225599;
    display: inline-block;
    width: 110px;
    margin-right: 50px;
    padding: 0 0 15px 0;
}
.fl_left{
    float: left;
}
.fl_right{
    float: right;
}
.art_new_box, .art_material_box{
    padding: 25px 20px;
}
.link_list{
    line-height: 30px;
}
.art_material_box {
    background: #fff;
    margin-top: 15px;
    margin-bottom: 15px;
}
.art_new_box {
    background: #fff;
}
.art_new_box h2, .art_material_box h2{
    font-family: '微软雅黑 Bold', '微软雅黑';
    font-weight: 700;
    font-style: normal;
    font-size: 15px;
    color: #333333;
    margin-bottom: 10px;
}
.point{
    width: 4px;
    height: 4px;
    background: #ccc;
    border-radius: 50%;
    display: inline-block;
    margin-right: 10px;
    position: relative;
    top: -2px;
}
a:hover{
    text-decoration: none;
}
.flex{
    display: -webkit-flex;  /* 新版本语法: Chrome 21+ */
    display: flex;          /* 新版本语法: Opera 12.1, Firefox 22+ */
    display: -webkit-box;   /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;      /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox
}
.art_tags{
    padding-bottom: 10px;
    padding-top: 30px;
}
#activity_login{
    width: 370px !important;
}