.wrap-catalog-box {
            padding-top: 0;
        }

        .breadcrumb {
            padding: 0;
            margin-bottom: 10px;
        }

        .breadcrumb li {
            display: inline-block;
        }

        .course-nav .course-nav-title,
        .course-nav .course-nav-pills,
        .course-nav .course-nav-pills li {
            display: inline-block;
        }

        .course-nav {
            margin-bottom: 21px;
            border: 1px solid #eee;
            background-color: #fff;
        }

        .course-nav .course-row {
            padding: 15px;
        }

        .bg-f7 {
            background-color: #f7f7f7;
        }

        .course-nav .course-nav-title {
            color: #949494;
        }

        .course-nav .course-nav-pills li {
            margin: 0 4px;
            padding: 0 15px;
        }

        .course-nav .course-nav-pills li a {
            color: #333;
        }

        .course-nav .course-nav-pills li:hover a,
        .course-nav .course-nav-pills li.active a {
            color: #0d8ee4;
        }

        #teacher-paixu li {
            position: relative;
        }

        #teacher-paixu li i {
            color: rgba(204, 204, 204, 0.5);
            display: none;
            position: absolute;
        }

        #teacher-paixu li i.icon-tisheng,
        #teacher-paixu li i.icon-xiajiang {
            top: 16px;
            right: 4px;
        }

        #teacher-paixu li.sheng i.icon-tisheng,
        #teacher-paixu li.jiang i.icon-xiajiang {
            display: block;
        }

        #teacher-paixu li.jiang i.icon-tisheng {
            display: none;
        }

        #course-paixu li i.icon-tisheng,
        #teacher-paixu li i.icon-tisheng,
        #course-paixu li i.icon-xiajiang,
        #teacher-paixu li i.icon-xiajiang {
            top: 0;
            right: 0;
        }

        .loading {
            display: none;
        }