* {
    margin: 0;
    padding: 0;
}
html , body {
    width: 100vw;
    max-width: 750px;
    height: 910.533vw;
    max-height: 6829px;
    margin: 0 auto;
}
.main {
    width: 100vw;
    height: 100%;
    margin: 0 auto;
}
.top {
    width: 100vw;
    height: 163.067vw;
    background: url('../img/top-bg.jpg') no-repeat center top;
    background-size: 100% auto;
    padding-top: 324.998px;
    box-sizing: border-box;
}
.bottom {
    width: 100vw;
    height: auto;
    background: url('../img/main-bg.jpg') no-repeat center top;
    background-size: 100% auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0 2.667vw;
    box-sizing: border-box;
    padding-top: 6.667vw;
    padding-bottom: 26.667vw;
}
.dy {
    width: 91.867vw;
    height: 74.8vw;
    background: url('../img/dy-bg.png') no-repeat center top;
    background-size: cover;
    margin: 0 auto;
    padding: 12vw 2.667vw 2.667vw;
    box-sizing: border-box;
    color: #D72C0A;
    font-size: 4.4vw;
    text-indent: 2em;
    line-height: 1.6;
    text-align: justify;
    font-weight: bold;
}
.a-box {
    display: block;
    width: 45.733vw;
    height: 45.067vw;
    text-decoration: none;
    color: #fff;
    text-align: center;
    margin-bottom: 2.667vw;
}
.img-box {
    width: 100%;
    height: 27.467vw;
    position: relative;
}
.pic {
    width: 100%;
    height: 100%;
}
.bf-icon {
    width: 7.6vw;
    height: 7.6vw;
    position: absolute;
    left: 1.333vw;
    bottom: 1.333vw;
}
.name-box {
    width: 100%;
    height: 17.6vw;
    background: url('../img/yy-bg.png') no-repeat left center;
    background-size: cover;
    border-radius: 0 0 1.333vw 1.333vw;
    padding-top: 1.333vw;
    box-sizing: border-box;
}
.name {
    line-height: 2;
    font-weight: bold;
}
.xx {
    font-size: 3.467vw;
}