.bannerImg {
    height: 600px;
    width: 100%;
}
.block1 .content {
    margin-top: 104px;
    box-sizing: border-box;
    flex-direction: column;
    margin-bottom: 76px;
}

.block1 .list {
    width: 1200px;
    box-sizing: border-box;
    display:flex;
    align-items:center;
    justify-content:space-between;
}
.block1 .left img {
    width: 540px;
    margin-right: 52px;
}
.block1 .list .right .top-img {
    margin-bottom: 42px;
}
    .block1 .list .right .top-title {
        color: #333;
        font-weight: bold;
        font-size: 32px;
        text-align: left;
        margin-bottom: 38px;
    }
.block1 .list .right .top-title-2 {
    color: #ff6a0a;
    font-size: 18px;
    text-align: left;
    margin-bottom: 55px;
}
    .block1 .list .right .item .desc {
        font-size: 16px;
        color: #666;
        line-height: 28px;
    }