body{
    padding: 0;
    margin: 0;
}
.banner {
    width: 100%;
    height: 31.25rem;
    position: relative;
}
a{
    text-decoration: none;
}
.banner  img {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
}
.banner .tit{
    font-size: 2.875rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: 0.25rem;
    padding: 11.0625rem 0 1.5rem 9.625rem;
}
.banner .desc{
    font-size: 1.25rem;
    color: #fff;
    line-height: 1.5;
    padding:  0 9.625rem;
}
.banner  .go{
    position: absolute;
    left: 9.625rem;
    bottom: 2.3125rem;
    font-size: 1rem;
    color: #fff;
}
.banner  .go a{
    color: #fff;
}



.pro{
    width: 100%;
    background: #fff;
    padding: 0 9.625rem 5rem;
    box-sizing: border-box;
}
.pro .tit{
    font-size: 2rem;
    font-weight: 600;
    color: #222;
    width: 100%;
    text-align: center;
    margin: 5rem auto 1.875rem;
}
.pro .desc {
    font-size: 1rem;
    color: #999;
    width: 100%;
    text-align: center;
    margin: 1.25rem auto 3.125rem;
}
.pro .body{
    font-size: 0.875rem;
}
@media (max-width: 600px) {
    .banner .tit {
        font-size: 16px;
        font-weight: 600;
        letter-spacing: 0;
        padding: 100px 5% 30px;
    }
    
.banner .desc {
    font-size: 14px;
    line-height: 1.5;
    margin: 0 auto;
    padding: 0;
    width: 90%;
}
.banner {
    width: 100%;
    height: 300px;
    position: relative;
}
.banner img {
    object-fit: cover;
}
.banner .go {
    position: absolute;
    left: 5%;
    bottom: 20px;
    font-size: 14px;
    color: #fff;
}
.pro {
    width: 100%;
    background: #fff;
    padding: 30px 5%;
    box-sizing: border-box;
}
.pro .tit {
    font-size: 16px;
    font-weight: 600;
    color: #222;
    width: 100%;
    text-align: center;
    margin: 20px auto;
}
.pro .desc {
    font-size: 14px;
    color: #999;
    width: 100%;
    text-align: center;
    margin: 0 auto 20px;
}
.pro .body {
    font-size: 14px;
}





}