.login #container {
  width: min(32em, calc(100vw - 2rem));
}

.email-signin h1 {
  font-size: 1.4rem;
  line-height: 1.3;
  margin: 0 0 0.75rem;
}

.email-signin p {
  line-height: 1.5;
  margin: 0 0 1.25rem;
}

.email-signin label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.email-signin input[type='email'] {
  box-sizing: border-box;
  padding: 0.65rem;
  width: 100%;
}

.email-signin button {
  background: var(--button-bg);
  border: 0;
  border-radius: 4px;
  color: var(--button-fg);
  cursor: pointer;
  font: inherit;
  margin-top: 0.9rem;
  padding: 0.7rem 1.1rem;
  width: 100%;
}

.email-signin button:hover,
.email-signin button:focus-visible {
  background: var(--button-hover-bg);
}

.admin-credentials {
  border-top: 1px solid var(--hairline-color);
  margin-top: 1.6rem;
  padding-top: 1rem;
}

.admin-credentials summary {
  color: var(--link-fg);
  cursor: pointer;
  font-weight: 600;
}

.admin-credentials[open] summary {
  margin-bottom: 1rem;
}