.grid {
    margin: 0 auto;
}

.grid-sizer {
    width: calc(50% - 10px); /* 默认2列 */
}

.grid-item {
    width: calc(50% - 10px);
    margin-bottom: 10px;
    min-height: 180px;
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
}
.small_pro {
    border-radius: 10px;
    box-sizing: border-box;
    background: #fff;
    box-shadow: 1px 1px 5px #e9e8e8;
    padding-bottom: 5px;
    margin-bottom: 16px;
}

/* 响应式设计 */
@media (min-width: 768px) {
    .grid-sizer {
        width: calc(33.333% - 10px); /* 平板端3列 */
    }
    .grid-item {
        width: calc(33.333% - 10px);
    }
}

@media (min-width: 1024px) {
    .grid-sizer {
        width: calc(33% - 10px); /* 桌面端4列 */
    }
    .grid-item {
        width: calc(33% - 10px);
    }
}

.grid-item img {
    width: 100%;
    height: auto;
    #object-fit: cover;
	aspect-ratio: 1 / 1;
	background-color: #f5f5f5;
    display: block;
}