.c-carousel {
  position: relative;
  width: 100%; /* 画面幅いっぱいに */
  max-width: 1200px; /* PC用に最大幅を指定 */
  height: auto; /* 高さを自動に調整 */
  margin: 0 auto; /* 中央揃え */
}

.c-carousel__activator-main {
  position: absolute;
  z-index: -1;
  opacity: 0;
}

.c-carousel__main {
  overflow: hidden;
  position: relative;
  height: auto; /* カロセル全体の高さを自動調整 */
}

.c-carousel__main-track {
  display: flex;
  white-space: nowrap;
  transition: transform 0.3s ease-out;
}

.c-carousel__main-item {
  flex-shrink: 0;
  width: 100%;
  height: auto; /* 各スライドの高さを自動に */
}

.c-carousel__main-image {
  display: block;
  width: 100%;
  height: auto; /* 画像の高さも自動に調整 */
  object-fit: cover; /* 画像をアスペクト比を保ちながらコンテナにフィット */
}

.c-carousel__main-control-item {
  display: none;
}

.c-carousel__btn-prev-main, .c-carousel__btn-next-main {
  position: absolute;
  top: 50%;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  transform: translateY(-50%);
  background-color: #fff;
  border-radius: 50%;
  transition: opacity 0.3s;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.c-carousel__btn-prev-main {
  left: 16px;
}

.c-carousel__btn-next-main {
  right: 16px;
}

.c-carousel__btn-prev-main img, .c-carousel__btn-next-main img {
  width: 24px;
  height: 24px;
}