img {
            width: 100%;
        }
        
        header {
            width: 100%;
        }
        
        .pc_banner {
            display: block;
        }
        
        .m_banner {
            display: none;
        }
        
        .container {
            width: 95%;
            margin: 0 auto;
            max-width: 1200px;
            margin-top: 50px;
        }
        
        .container ul li {
            width: 30.94%;
            float: left;
            margin: 0 3.58% 2.5% 0;
        }
        
        .container ul li:nth-child(3n) {
            margin-right: 0;
        }
        
        .container .course_pic {
            width: 100%;
            height: 208px;
            overflow: hidden;
            margin-bottom: 2%;
            position: relative;
        }
        
        .course_pic img {
            transition: all 1s;
            width: 100%;
        }
        
        .youth_icon {
            position: absolute;
            top: 50%;
            margin-top: -30px;
            left: 50%;
            margin-left: -30px;
            width: 60px;
            height: 60px;
            opacity: 0.8;
        }
        
        .container .text_lj {
            padding: 0 0 0 5px;
            overflow: hidden;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 2;
            min-height: 56px;
        }
        
        .container .text_lj a {
            font-size: 18px;
            color: #444444;
            line-height: 28px;
        }
        
        .container ul li p,
        .container ul li span {
            font-size: 14px;
            color: #868585;
            margin-top: 4%;
            padding: 0 5px;
        }
        
        .container ul li span {
            float: right;
        }
        
        .fy_box {
            width: 78.7%;
            margin: 0 auto;
            padding: 3.5% 0 0;
            text-align: center;
            font-size: 16px;
        }
        
        .fanye {
            color: #e43d3d;
        }
        
        .fanye .page_current {
            background-color: #e43d3d;
            COLOR: #fff;
            border-radius: 5px;
            padding: 5px 10px;
            width: auto;
            height: auto;
            line-height: unset;
        }
        
        .fanye a {
            padding: 5px 10px;
            background-position: 50% bottom;
            color: #e43d3d;
            margin-right: 3px;
            text-decoration: none;
        }
        
        .footer_info {
            width: 100%;
            line-height: 30px;
            padding: 20px 0;
            margin: 50px auto 0;
            background-color: #c31310;
            color: #fff;
            font-size: 14px;
            text-align: center;
        }
        
        .footer_info p span {
            padding: 0 20px;
        }
        
        @media screen and (max-width: 1200px) {
            .container {
                width: 750px;
            }
            .container ul li {
                width: 48%;
                margin-bottom: 16px;
            }
            .container ul li:nth-child(2n) {
                margin-right: 0;
            }
            .container ul li:nth-child(3n) {
                margin-right: 3.58%;
            }
        }
        
        @media screen and (max-width: 750px) {
            .container {
                width: 95%;
            }
            .m_banner {
                display: block;
            }
            .pc_banner {
                display: none;
            }
            .container {
                margin-top: 20px;
            }
            .container ul li {
                width: 48%;
                margin-bottom: 16px;
            }
            .container ul li:nth-child(2n) {
                margin-right: 0;
            }
            .column,
            .container .course_pic {
                height: 2.5rem !important;
            }
            .youth_icon {
                position: absolute;
                top: 50%;
                margin-top: -20px;
                left: 50%;
                margin-left: -20px;
                width: 40px;
                height: 40px;
                opacity: 0.8;
            }
            .container .text_lj {
                min-height: auto;
            }
            .container .text_lj a {
                font-size: 0.38rem;
                color: #444444;
                line-height: 24px;
            }
            .container ul li p,
            .container ul li span {
                display: none;
            }
            .fy_box {
                width: 95%;
                font-size: 14px;
            }
            .fanye a {
                margin-right: 0px;
                padding: 5px 5px;
            }
        }