/* Font size control buttons */
#font-size-control {
  max-width: 760px;
  margin: 0 auto;
  padding: 10px 20px 0;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

#font-size-control button {
  font-family: 'Noto Sans JP', "Yu Gothic", sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid #cfcfcf;
  border-radius: 6px;
  background: #ffffff;
  color: #003893;
  padding: 6px 12px;
  cursor: pointer;
}

#font-size-control button:hover {
  background: #003893;
  color: #ffffff;
  border-color: #003893;
}