.box {
    width: 100%;
}

.header_title {
    width: 1200px;
    padding: 11px 0px 10px;
    height: 51px;
    margin: 0 auto;
}

.header_logo {
    float: left;
    width: 281px;
    height: 40px;
}

.header_phone {
    float: right;
    width: 290px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    color: #474747;
    text-align: center;
}

.top_banner {
    width: 100%;
    height: 130px;
}

.top_banner img {
    width: 100%;
    height: 130px;
}

.main_box {
    width: 100%;

}

.section_top {
    width: 100%;
    height: 540px;
    padding-top: 28px;
    background-color: #f6f5f5;
}

.box_section {
    width: 604px;
    margin: 0 auto;
}

.section_title {
    line-height: 43px;
    font-size: 34px;
    font-weight: bold;
    color: #474747;
    text-align: center;
}

.section_hr::before {
    content: "——";
    float: right;
    color: #b5b5b5;
}

.section_hr::after {
    content: "——";
    float: left;
    color: #b5b5b5;
}

.section_hr {
    width: 262px;
    line-height: 23px;
    font-size: 20px;
    font-weight: bold;
    color: #474747;
    text-align: center;
    margin: 12px auto;
}

.section_fr {
    line-height: 23px;
    color: #f80505;
    font-size: 13px;
    text-align: center;
    margin-bottom: 25px;
}

.box_section_content {
    width: 262px;
    margin: 0 auto;
}

.section_btn {
    margin: 14px 0px 0px 10px;
}

.introduction {
    width: 100%;
    margin-bottom: 48px;
}

.introduction_box {
    width: 882px;
    margin: 0 auto;
}

.introduction_title {
    line-height: 39px;
    font-size: 34px;
    font-weight: bold;
    color: #474747;
    text-align: center;
    margin: 26px 0px 0px;
}

.introduction_hr::before {
    content: "——";
    float: right;
    color: #b5b5b5;
}

.introduction_step {
    width: 882px;
    margin-top: 32px;
}

.introduction_hr {
    width: 261px;
    height: 25px;
    color: #474747;
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    margin: 0 auto;
}

.introduction_hr::after {
    content: "——";
    float: left;
    color: #b5b5b5;
}

.introduction_re {
    width: 882px;
    line-height: 31px;
    background-color: #f8f7f7;
    color: #f30101;
    font-size: 20px;
    text-align: center;
    margin: 12px 0px 18px;
}

.introduction_img {
    text-align: center;
}

.slide_banner {
    position: fixed;
    top: 77.5%;
    right: 7%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    height: 82px;
    z-index: 100;
}

.question {
    width: 1000px;
    height: 600px;
    left: 50%;
    position: fixed;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    z-index: 1001;
    border: 1px solid #333333;
    background-color: #ffffff;
}

.main_question {
    width: 100%;
}

.question_title {
    width: 100%;
    height: 94px;
}

.question_title_close {
    float: right;
    margin-right: 20px;
    font-size: 34px;
    line-height: 94px;
    cursor: pointer;
}

.question_title_ti {
    line-height: 94px;
    font-size: 34px;
    font-weight: bold;
    color: #474747;
    text-align: center;
}

.question_content {
    overflow-y: auto;
    height: 458px;
    padding: 23px;
    border-top: 1px solid #333333;
}

.question_content_main p {
    line-height: 34px;
    color: #474747;
    font-size: 20px;
}

.question_content_main {
    margin-bottom: 36px;
}

.dn {
    display: none;
}

.zhezhao {
    position: fixed;
    top: 0;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#7f000000, endColorstr=#7f000000);
    z-index: 1000;


}

/*遮罩层*/
@media screen and (min-width: 1100px) {
    body {
        min-width: 1100px;
    }
}

@media screen and (max-width: 1100px) {
    body {
        min-width: 680px;
    }

    .header_title {
        width: 680px;
    }

    .box_section {
        width: 680px;
    }

    .introduction_box {
        width: 680px;
    }

    .introduction_step {
        width: 680px;
    }

    .introduction_re {
        width: 680px;
    }

    .footer_box {
        width: 100%;
        min-width: 680px;
    }

    .img_img img {
        width: 100%;
    }

    .slide_banner {
        top: 71.5%;
        right: 3%;
    }

    .question {
        width: 680px;
    }
}