.contentOut {
    background-color: #f2f2f2;
    box-sizing: border-box;
    padding: 20px 0 20px 0;
    width:100%;
    min-width:1200px;
}

.container1 {
    width: 1200px;
    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('./img/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;
}

.content>.position1 span.pc {
    float: right;
    height: 50px;
    line-height: 50px;
    font-size: 14px;
    color: #333333;
}

.print {
    float: right;
    width: 55px;
    margin-right: 20px;
    background: url('./img/art_pic_01.png') no-repeat left 14px;
    line-height: 40px;
    text-align: right;
}

.close {
    float: right;
    width: 55px;
    margin-right: 20px;
    background: url('./img/art_pic_02.png') no-repeat left 14px;
    line-height: 40px;
    text-align: right;
}

.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 {
    cursor: pointer;
}

.article_content .source a.active {
    color: red !important;
}

.article_content .source p {
    line-height: 50px;
    font-size: 15px;
    color: #999999;
}

/* 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(./img/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;
}