.banner {
    width: 100%;
    background: url(../img/banner.png) no-repeat center;
    background-size: 100% 500px;
    height: 500px;
    padding-top: 90px;
    box-sizing: border-box;
}

.banner2 {
    width: 100%;
    background: url(../img/guarantee_banner.png) no-repeat center;
    background-size: 100% 500px;
    height: 500px;
    padding-top: 90px;
    box-sizing: border-box;
}

.banner div:first-child {
    width: 420px;
    height: 80px;
    border: 1px solid #abd2e6;
    color: #fff;
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    line-height: 80px;
    margin: 0 auto;
}

.banner div:last-child {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    margin: 32px auto 0;
}

.process {
    width: 925px;
    margin: 0 auto;
}

.process h2 {
    text-align: center;
    margin-top: 38px;
    font-weight: 600;
    font-size: 20px;
}

.process span {
    color: #999;
    font-size: 14px;
    margin-top: 22px;
    display: block;
}

.process img {
    margin: 0 auto;
    border: 1px solid #efefef;
    margin-top: 33px;
    margin-bottom: 30px;
    box-shadow: 0px 5px 5px #efefef;
}

.mechanism_wrap {
    background: #f5f5f5;
}

.mechanism_wrap .mechanism {
    margin: 0 auto;
    width: 925px;
    background: #f5f5f5;
    overflow: hidden;
    padding-bottom: 33px;
}

.mechanism_wrap .mechanism h2 {
    font-size: 20px;
    text-align: center;
    font-weight: 600;
    padding: 33px 0 29px;
}

.mechanism_wrap .mechanism .mechanism_model1 {
    background: url(../../assets/img/background_1.png) no-repeat;
    width: 289px;
    height: 249px;
    float: left;
    padding: 35px 44px 0;
    box-sizing: border-box;
    color: #fff;
}

.mechanism_wrap .mechanism .mechanism_model1 h3 {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model1 p {
    font-size: 14px;
    margin: 16px 0 0;
    padding-bottom: 14px;
    border-bottom: 1px solid #fff;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model1 span {
    font-size: 12px;
    display: block;
    margin-top: 24px;
    padding: 0 10px;
    line-height: 20px;
}

.mechanism_wrap .mechanism .mechanism_model2 {
    background: url(../../assets/img/background_2.png) no-repeat;
    width: 289px;
    height: 249px;
    float: left;
    padding: 35px 44px 0;
    box-sizing: border-box;
    color: #fff;
    margin: 0 17px;
}

.mechanism_wrap .mechanism .mechanism_model2 h3 {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model2 p {
    font-size: 14px;
    margin: 16px 0 0;
    padding-bottom: 14px;
    border-bottom: 1px solid #fff;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model2 span {
    font-size: 12px;
    display: block;
    margin-top: 24px;
    padding: 0 10px;
    line-height: 20px;
}

.mechanism_wrap .mechanism .mechanism_model3 {
    background: url(../../assets/img/background_3.png) no-repeat;
    width: 289px;
    height: 249px;
    float: left;
    padding: 35px 44px 0;
    box-sizing: border-box;
    color: #fff;
}

.mechanism_wrap .mechanism .mechanism_model3 h3 {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model3 p {
    font-size: 14px;
    margin: 16px 0 0;
    padding-bottom: 14px;
    border-bottom: 1px solid #fff;
    text-align: center;
}

.mechanism_wrap .mechanism .mechanism_model3 span {
    font-size: 12px;
    display: block;
    margin-top: 24px;
    padding: 0 10px;
    line-height: 20px;
}

.business {
    margin: 0 auto;
    width: 925px;
    text-align: center;
}

.business h2 {
    padding-top: 40px;
    font-size: 20px;
    font-weight: 600;
}

.business h3 {
    padding: 15px 0 26px;
    font-size: 14px;
}

.business img {
    margin: 0 auto;
    border: 1px solid #efefef;
}

.cooperation {
    margin: 0 auto;
    width: 775px;
    text-align: center;
}

.cooperation h2 {
    padding-top: 40px;
    font-size: 20px;
    font-weight: 600;
    padding-bottom: 20px;
}

.cooperation div {
    margin: 15px 0;
    overflow: hidden;
}

.cooperation div img {
    float: left;
    margin-left: 12px;
    border: 1px solid #E5E5E5;
}

.footer {
    background: #333;
    overflow: hidden;
    color: #fff;
}

.footer_wrap {
    margin: 0 auto;
    width: 1030px;
    box-sizing: border-box;
    overflow: hidden;
    padding: 42px 0;
}

.footer_model {
    float: left;
}

.footer_model .myfoot__title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 25px;
}

.footer_model .myfoot__qr-item {
    float: left;
    margin-left: 32px;
    text-align: center;
}

.footer--center {
    border-left: 1px solid #000;
    border-right: 1px solid #000;
    padding: 0 13px 0 28px;
    margin-left: 25px;
}

.myfoot__about-list {
    line-height: 30px;
}

.myfoot__tel-btn {
    margin-top: 22px;
}

.foot_bottm {
    width: 100%;
    height: 60px;
    text-align: center;
    line-height: 60px;
    background: #272727;
}

.swiper-container {
    --swiper-theme-color: #fff;
}