.header{background: none}.header,.header .show{background-color: #21a675}.article-content{margin-top: 180px !important;width: 1400px;margin: 1.36rem auto 0;min-height: 470px;background-color: #fff}.article-content h1{color: #21a675}.article-content .article-header{justify-content: space-between;padding: 10px 0 15px;border-bottom: 3px solid #21a675}.article-body .para-title{text-align: center;color: #21a675}.article-body .issue-info{margin: 24px 0;padding: 16px 0;border-top: 2px solid #f2f2f2;border-bottom: 2px solid #f2f2f2;color: #999;text-align: center}.article-body .content{text-indent: 2em;font-size: 20px;line-height: 1.6}.article-body img{margin: 0 auto;padding: 0 0;width: 70%}.article-content .article-body{width: 1400px;padding-top: 50px;padding-bottom: 70px;margin: 0 auto}.article-content .article-body .article-body-content{width: 70%;margin: 0 auto}.article-body .article-body-content hr{border: none;height: 2px;background: #f2f2f2}ul.attachment li{line-height: 30px}ul.attachment li:first-of-type{margin-top: 14px}.attachment{margin-left: 20px}ul.attachment li a{transition: all 0.2s;color: #1b40d8;border-bottom: 1px solid #ffffff00}ul.attachment li a:hover{border-bottom: 1px solid #1b40d8}iframe{width: 100%}.article-body p{line-height: 1.5}