.main-title {
  border-left: 10px solid var(--color-brand);
  padding-left: 1rem;
  color: #444;
}

.tit {
  margin-top: 0.3rem;
  font-weight: normal;
  font-size: 2rem;
  letter-spacing: 2px;
  font-family: var(--font-sans);
}

.kaikan-annai {
  display: flex;
}

.calenderDiv {
  height: 25em;
  display: flex;
  margin-left: auto;
}

.iframe {
  aspect-ratio: 1 / 1;
  height: 100%;
}

#content-en {
  display: none;
}