.image-card {
  width: 100%;
  aspect-ratio: 16/9; /* 或你需要的比例 */
  overflow: hidden;
  border-radius: 16px; /* 有圓角的話 */
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  margin-bottom: 32px;
  /* 讓所有格子一樣大 */
  display: flex;
  align-items: stretch;
  justify-content: stretch;
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}