body{
    background: url(index_bg.jpg) #f2f2f2 no-repeat center bottom;
}

.content-wrapper{
    box-sizing: border-box;
    padding:0 0 20px 0;
    background: /* url('index_bg.jpg') #f2f2f2 no-repeat center bottom */;
    background-size: cover;
}
.container1{
    width: 1160px;
    margin:0 auto;
    background: #fff;
}


/******************* 主要内容 *******************/
.content{
    box-sizing: border-box;
    padding:20px;
    /* position: relative;
    margin-top:-20px;
    z-index: 100; */
}
.content>.position1 {
    height: 50px;
    background: url('./position.png') left 19px no-repeat;
    padding-left: 25px;
}
.content>.position1 span{
    display: inline-block;
    height: 50px;
    line-height: 50px;
    font-size: 14px;
    color: #333333;
}
.article_content {
    margin: 4px 100px 40px 100px;
}
.article_title {
    padding-bottom: 20px;
    border-bottom: 1px solid #b7b7b7;
}
.article_title h2 {
    font-size: 20px;
    text-align: center;
    color: #333333;
    line-height: 1.8;
}
.article_title h1 {
    font-size: 25px;
    color: #333333;
    line-height: 1.8;
    text-align: center;
}
.article_content .source {
    text-align: center;
}
.article_content .source a.active{
    color:red;
}
.article_content .source p {
    line-height: 50px;
    font-size: 15px;
    color: #999999;
}
.article_content #zoom {
    color: #333333;
    font-size: 16px;
    margin-bottom: 40px;
    font-family: "Microsoft Yahei","宋体";
    line-height: 1.8;
}
.article_content #zoom img{
    max-width: 100%;
    height: 100%;
}
.article_content .share {
    height: 40px;
    width: 100%;
    background: #f1f1f1;
}
.article_content .share>img{
    float: left;
    padding: 15px 0 0 26px;
}
.close {
    float: right;
    width: 55px;
    margin-right: 20px;
    background: url('./art_pic_02.png') no-repeat left 14px;
    line-height: 40px;
    text-align: right;
}
.print {
    float: right;
    width: 55px;
    margin-right: 20px;
    background: url('./art_pic_01.png') no-repeat left 14px;
    line-height: 40px;
    text-align: right;
}
.bshare-weixin {
    background: url('./weixin\ \(3\).png') no-repeat!important;
    display: block!important;
    width: 24px!important;
    height: 24px!important;
    float: left!important;
    margin: 9px 0 0 10px!important;
    padding: 0!important;
}
.bshare-sinaminiblog {
    background: url('./weibo\ \(3\).png') no-repeat!important;
    display: block!important;
    width: 24px!important;
    height: 24px!important;
    float: left!important;
    margin: 9px 0 0 10px!important;
    padding: 0!important;
}

/* 附件 */
#attach {
    margin-bottom: 18px;
    display: none;
    line-height: 28px;
    font-size: 16px；
}

.attach_t {
    border-bottom: 1px dotted #B4BABA;
}
.attach_t  img{
    vertical-align: middle;
    margin-right: 5px;
}

.attach_d {
    padding: 10px;
    margin-top: 10px;
    border: 1px dotted #dfdbdb;
    background: #f3f8fb;
}

/* 回到顶部 */
.back_top {
    display: none;
    padding-top: 28px;
    position: fixed;
    bottom: 15px;
    left: 50%;
    margin-left:590px;
    width: 40px;
    height: 40px;
    text-align: center;
    background: url(up.png) no-repeat top center;
} 
.back_top span {
    display: block;
    text-align: center;
    background: #7D8086;
    font-size: 14px;
    color: #fff;
    line-height: 16px;
    padding: 4px 3px;
    cursor: pointer;
}