/*联系我们css */
.gaunyu_flex{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.gaunyu_flex2{
    display: flex;
    flex-direction: column;
    justify-content: left;
    align-items: left;
}
/* 第一屏 */
.gaunyu_topBanner {
    height: 504px;
    padding-top: 85px;
    background: url('../fragment/lianxi_banner.png') no-repeat center 80px;
}