.p-media {
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-start;
  gap: 30px;
}

.p-media__img {
  flex: 0 0 400px;
}

.p-media__img img {
  display: block;
  width: 100%;
  height: auto;
}

/* スマホ */
@media screen and (max-width: 767px) {
  .p-media {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }

  .p-media__img {
    flex: none;
    width: 100%;
    max-width: 300px;
    margin-inline: auto; /* 画像を中央に */
  }
}