.top-lesson-list,
.school-lesson-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin-inline: auto;
  padding: 0 16px;
  justify-items: center;
}

.top-lesson-list__item,
.school-lesson-list__item {
  width: 100%;
  max-width: 200px;
  /* ✅ カードの最大サイズをここで制限 */
  background-color: #fff;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  box-sizing: border-box;
  text-align: center;
  display: block;
  /* aタグでもブロック表示に */
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: box-shadow 0.3s ease;
}

.top-lesson-list__image,
.school-lesson-list__image {
  width: 100%;
  height: auto;
  display: block;
}