/* Only the registration result page is affected. */
#page-success .qr-hint {
  font-size: clamp(20px, 4.5vw, 24px);
  font-weight: 800;
  line-height: 1.6;
  color: #7b3020;
  margin-bottom: 20px;
}
#page-success .registration-join-required {
  margin: 20px auto 0;
  padding: 14px 20px;
  max-width: 420px;
  border: 2px solid #a33125;
  border-radius: 12px;
  background: #fff0e9;
  color: #9b251a;
  font-size: clamp(24px, 5vw, 32px);
  font-weight: 800;
  line-height: 1.5;
  text-align: center;
}
#page-success .registration-assistant-help {
  margin: 20px 0;
  font-size: 16px;
  line-height: 1.8;
  text-align: center;
}
#page-success .registration-assistant img {
  display: block;
  width: min(100%, 300px);
  height: auto;
  margin: 0 auto;
}