.main_cont {
    width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
}
.page_wrapper_bg {
    background-color: #f5f5f5;
}
/* 左侧主体内容 */
.left_content {
    display: inline-block;
    width: 880px;
    margin-bottom: 60px;
}
.left_content .header {
    padding: 30px;
    background-color: #fff;
    margin-bottom: 20px;
}
.left_content .header .tag_icon {
    display: inline-block;
    width: 80px;
    height: 80px;
    background-color: #eee;
    background-size: cover;
    -webkit-border-radius: 4px !important;
    -moz-border-radius: 4px !important;
    border-radius: 4px !important;
}
.left_content .header .tag_icon i{
   font-size: 50px;
    padding: 15px;
}
.left_content .header .tag_info {
    display: inline-block;
    position: absolute;
    margin-left: 20px;
    margin-top: 5px;
}
.left_content .header .tag_info h2 {
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: bold;
    color: #333;
}
.left_content .header .tag_info .follow_box {
    margin-bottom: 15px;
    color: #999;
}
.left_content .header .tag_info .follow_box button{
    margin-right: 5px;
}
.left_content .header .tag_info .follow_box button.follow{
    background-color: #077EEC;
    border: none;
}
.left_content .header .tag_info .follow_box button.follow:hover{
    background-color: #0773D9;
    border: none;
}
.left_content .header .tag_info .follow_box button.followed{
    background-color: #fff;
    border: 1px solid #ccc;
    color: #999;
}
.left_content .header .tag_info .follow_box button.followed:hover{
    background-color: #fff;
    border: 1px solid #077EEC;
    color: #077EEC;
}
.left_content .header .tag_info a {
    height: 34px;
    margin-bottom: 15px;
    -webkit-border-radius: 2px !important;
    -moz-border-radius: 2px !important;
    border-radius: 2px !important;
}
.left_content .header .tag_info a.btn-primary {
    border: transparent;
    background-color: #077eec;
    color: #fff;
    margin-right: 16px;
}
.left_content .header .tag_info a.btn-default {
    border: 1px solid #aaa;
    background-color: #fff;
    color: #666;
}
.left_content .header .tag_info a.btn-primary-contribute {

    border: 1px solid #077EEC;
    background-color: #fff;
    color: #077EEC;
}
.left_content .header .tag_info a.btn-primary-contribute:hover {
    background-color: rgba(0,132,255,.06);
}
.left_content .header .tag_info a.btn-primary:hover {
    background-color: #06a8e8;
}
.left_content .header .tag_info a.btn-default:hover {
    background-color: #ddd;
    color: #fff;
    border: transparent;
}
.left_content .article_content {
    padding: 30px;
}

.left_content .none {
    text-align: center;
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: #fff;
}
.left_content .none i {
    color: #077EEC;
    margin-right: 5px;
}
.left_content .filter_nav {
    background-color: #fff;
    padding: 25px 30px;
    margin-bottom: 20px;
}
.left_content .filter_nav li {
    display: inline-block;
    margin-right: 100px;
}
.left_content .filter_nav li a {
    color: #333;
}
.left_content .filter_nav li a.active{
    color: #077eec;
    padding-bottom: 10px;
    border-bottom: 3px solid #077eec;
}
.left_content .column_cont {
    position: relative;
    min-height: 195px;
    background-color: #fff;
    padding: 25px 30px 10px;
    margin-top: 20px;
}
.left_content .column_cont .null {
    text-align: center;
    margin-top: 60px;
}
.left_content .column_cont .column_list {
    margin-bottom: 25px;
    border-bottom: 1px solid #eee;
}
.left_content .column_cont .column_list .item {
    margin-bottom: 15px;
}

.left_content .column_cont .column_list li h3 {
    font-size: 18px;
    font-weight: bold;
    color: #333;
}
.left_content .column_cont .column_list li h3:hover {
    color: #4d6fc3;
}
.left_content .column_cont .column_list li p {
    color: #666;
    line-height: 24px;
}
.left_content .column_cont .column_list li .head_portrait {
    display: inline-block;
    width: 28px;
    height: 28px;
    background-size: cover;
    -webkit-border-radius: 50% !important;
    -moz-border-radius: 50% !important;
    border-radius: 50% !important;
}
.left_content .column_cont .column_list li .intro {
    display: inline-block;
    position: absolute;
    color: #333;
    line-height: 28px;
    margin-left: 10px;
}
.left_content .column_cont .column_list .bottom {
    padding-bottom: 20px;
}

.left_content .column_cont .column_list .bottom .author_info {
    display: inline-block;
    color: #999;
}
.left_content .column_cont .column_list .bottom a {
    color: #999;
}
.left_content .column_cont .column_list .bottom .category {
    margin-left: 34px;
    margin-right: 60px;

}
.left_content .column_cont .column_list .bottom .author_info .head_portrait {
    display: inline-block;
    position: absolute;
    width: 24px;
    height: 24px;
    margin-top: -2px;
    background-size: cover;
    background-position: center;
    border-radius: 50% !important;
    -webkit-border-radius: 50% !important;
    -moz-border-radius: 50% !important;
}
.left_content .column_cont .column_list .bottom .author_info a label{
    margin-left: 34px;
}
.left_content .column_cont .column_list .bottom .author_info a label:hover {
    color: #7a7f85;
}
.left_content .column_cont .column_list .bottom .category {
    display: inline-block;
}
.left_content .column_cont .column_list .bottom .category i {
    margin-right: 5px;
}
.left_content .column_cont .column_list .bottom .category a{
    margin-right: 15px;
}
.left_content .column_cont .column_list .bottom .category a:hover {
    color: #7a7f85;
}
.left_content .column_cont .column_list .bottom .view_num {
    display: inline-block;
}
/* 右侧介绍 */
.right_intro {
    float: right;
    width: 300px;
    margin-left: 20px;
    padding-bottom: 20px;
    background-color: #fff;
}
.right_intro .hot_tag .title{
    padding: 20px;
    border-bottom: 1px solid #eee;
}
.right_intro .hot_tag .title h5{
    display: inline-block;
    font-size: 16px;
    color: #333;
    font-weight: 500;
}
.right_intro .hot_tag .title a{
    float: right;
    font-size: 12px;
    color: #999;
}
.right_intro .hot_tag .hot_tag_list {
    padding: 20px;
}
.right_intro .hot_tag .hot_tag_list a{
    display: inline-block;
    float: left;
    margin-bottom: 10px;
    padding: 5px;
    color: #333;
    font-size: 14px;
    border: 1px solid #ddd;
    margin-right: 10px;
}