metamask-extension/ui/components/app/permissions-connect-header/index.scss

.permissions-connect-header {
  flex: 0;
  width: 100%;

  &__icon {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 16px;
  }

  &__title {
    @include H3;

    text-align: center;
    color: var(--color-text-default);
    font-weight: bold;
  }

  &__subtitle {
    @include H6;

    text-align: center;
    color: var(--color-text-default);
  }

  &__subtitle {
    margin-top: 4px;
  }
}