.zhengshu{
    max-height: 12em;
    width: 100%;
    display: flex;
    overflow: hidden;
    white-space: nowrap;
}
.zhengshu img{
    display: inline-block;

    max-height: 97%;
    max-width: 50%;
    object-fit: contain;
}
.zhengshu2 img{
    max-height: 97%;
    max-width: 50%;
    object-fit: contain;
}

.zhengshu1 {
    display: inline-block;
    animation: slide 20s linear infinite; /* 根据图片数量调整时间 */
}

@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(-450%); } /* 根据图片总宽度调整 */
}