.head {
    width: 100%;
    height: 230px;
}

    .head .head_bar {
        width: 100%;
        height: 40px;
        line-height: 40px;
        background-color: #f2f2f2;
    }

.head_bar .head_bar_con {
    width: 1200px;
    height: 40px;
    margin-left: auto;
    margin-right: auto;
}

.head_bar .head_bar_login {
    width: 100px;
    height: 40px;
    float: right;
    color: #48bdc5;
}

    .head_bar .head_bar_login a {
        color: #48bdc5;
    }

.head_logo {
    width: 1200px;
    height: 110px;
    margin-left: auto;
    margin-right: auto;
}

.head_nav {
    width: 100%;
    height: 80px;
    background-color: #00c186;
}

    .head_nav ul {
        width: 1200px;
        height: 80px;
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

        .head_nav ul li {
            width: 140px;
            height: 80px;
            line-height: 80px;
            text-align: center;
            display: block;
            float: left;
            margin-right: 55px;
        }

            .head_nav ul li a {
                width: 140px;
                height: 80px;
                line-height: 80px;
                color: #fff;
                font-size: 16px;
                text-align: center;
                display: block;
            }

            .head_nav ul li:hover {
                width: 140px;
                height: 80px;
                line-height: 80px;
                text-align: center;
                display: block;
                float: left;
                margin-right: 55px;
                background: #fff;
            }

                .head_nav ul li:hover a {
                    width: 140px;
                    height: 80px;
                    line-height: 80px;
                    color: #00c186;
                    font-size: 16px;
                    text-align: center;
                    display: block;
                    font-weight: 600;
                }

        .head_nav ul .ac {
            width: 140px;
            height: 80px;
            line-height: 80px;
            text-align: center;
            display: block;
            float: left;
            margin-right: 55px;
            background: #fff;
        }

            .head_nav ul .ac a {
                width: 140px;
                height: 80px;
                line-height: 80px;
                color: #00c186;
                font-size: 16px;
                text-align: center;
                display: block;
                font-weight: 600;
            }

.banner {
    height: 562px;
    position: relative;
    overflow: hidden;
    min-width: 1200px;
}

    .banner img {
        height: 562px;
        width: 100%;
        -o-object-fit: cover;
        object-fit: cover;
    }

.contents_top {
    width: 1200px;
    height: 650px;
    margin: 100px auto 0px auto;
}

.contents_top_t {
    width: 300px;
    height: 150px;
    margin: 0px auto 0px auto;
    text-align: center;
}

    .contents_top_t b {
        font-size: 20px;
        line-height: 50px;
    }

.contents_top_m, .contents_top_b {
    width: 1200px;
    min-height: 100px;
    margin: 20px auto 0px auto;
    text-align: center;
    font-size: 16px;
    line-height: 30px;
}

    .contents_top_b img {
        width: 1130px;
        margin-left: auto;
        margin-right: auto;
    }

.bar1 {
    height: 372px;
    position: relative;
    overflow: hidden;
    min-width: 1200px;
}

    .bar1 img {
        height: 372px;
        width: 100%;
        -o-object-fit: cover;
        object-fit: cover;
    }

.contents_m {
    width: 1200px;
    height: 720px;
    margin: 100px auto 0px auto;
}

    .contents_m .contents_m_t {
        width: 1200px;
        height: 90px;
    }

    .contents_m .contents_m_t_l {
        width: 450px;
        height: 75px;
        float: left;
    }

    .contents_m .contents_m_t_t {
        width: 300px;
        height: 75px;
        float: left;
        font-size: 20px;
        line-height: 80px;
        color: #00c186;
        text-align: center;
        font-weight: bold;
    }

    .contents_m .contents_m_t_r {
        width: 450px;
        height: 75px;
        float: right;
    }

        .contents_m .contents_m_t_l img, .contents_m .contents_m_t_r img {
            width: 450px;
        }

.contents_m_b {
    width: 1060px;
    min-height: 630px;
    margin: 20px auto 0px auto;
}

.bottom {
    width: 100%;
    height: 320px;
    background-color: #00c186;
    margin-top: 30px;
}

.bottom_c {
    width: 1190px;
    height: 310px;
    margin-right: auto;
    margin-left: auto;
}

.bottom_bar {
    width: 100%;
    height: 60px;
    line-height: 60px;
    font-size:14px;
    text-align:center;
   
}