* {
    font-family: Georgia, "Times New Roman", Times, serif !important;
}
        /*头部*/
        .banner {
            width: 100%;
            height: 320px;
            background: url(https://spanish.news.cn/temas/xistime/images/banner.jpg) no-repeat 50% 0;
            min-width: 1200px;
        }

        .nav ul li,
        .nav ul li a {
            text-align: center;
            float: left;
            width: auto;
        }

        .nav {
            width: 100%;
            height: 70px;
            min-width: 1200px;
        }

        .nav ul {
            width: 1200px;
            margin: 0 auto;
            z-index: 500
        }

        .nav ul li {
            line-height: 20px;
            padding: 10px;
            border: 1px solid #F03;
            border-radius: 20px;
            margin: 10px 24px;
        }

        .nav ul li,
        .nav ul li a {
            float: left;
            font-size: 17px;
            color: #F03;
        }

        .nav ul li ul li,
        .nav ul li ul li a {
            width: 100%;
            color: #fff;
        }

        .nav ul li a:hover {
            color: #fff;
            background-color: #fe3c4a;
        }

        .nav ul li span {
            padding-right: 3px;
            float: left;
        }

        .nav ul .home,
        .nav ul .home a {
            line-height: 70px;
            height: 70px;
            margin-left: 25px;
        }

        .nav .m h3 {
            font-weight: normal;
        }

        .nav .m h3:before {
            content: "";
            position: absolute;
            right: 0;
            top: 30px;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 10px 10px 0 10px;
            border-color: #fff transparent transparent transparent;
        }

        .nav .m {
            position: relative;
            float: left;
            width: 51px;
            display: inline;
            text-align: center;
        }

        .nav .sub {
            display: none;
            width: 120px;
            position: absolute;
            left: 11px;
            top: 70px;
            background: #fff;
            float: left;
            line-height: 30px;
            border: 1px solid #f00b11;
            border-top: none;
        }

        .nav .sub li {
            text-align: center;
            font-size: 16px;
            color: #f00b11;
            width: 100%;
            float: none;
            padding: 4px 0;
            line-height: 20px;
        }

        .nav .sub li a {
            color: #fff;
            display: block;
            zoom: 1;
            line-height: 20px;
            float: none;
        }

        .nav .sub li a:hover {
            color: #fff;
        }

        .nav ul .ono:hover {
            background: #fe3c4a;
        }

        .nav ul .ono:hover a {
            display: block;
            background: #fe3c4a;
            color: #fff;
        }

        select {
            float: left;
            border-radius: 0px;
            border-color: #F03;
            border-radius: 20px;
            font-size: 20px;
            text-align: center;
            padding: 8px 5px;
            margin-top: 10px;
            margin-left: 3px;
            color: #F03;
        }

        select option {
            text-align: center;
        }

        @media screen and (min-width:0px) and (max-width: 767px) {
            .mb_banner {
                width: 100%;
                height: auto;
            }

            .mb_banner img {
                width: 100%;
                height: auto;
            }

            .nav {
                white-space: normal;
                overflow: auto;
                min-width: 0;
            }

            .nav ul li {
                display: inline-block;
            }

            .nav ul li,
            .nav ul li a {
                width: auto;
            }

            .nav ul li {
                margin: 10px 5px;
            }
        }