consul/ui/packages/consul-ui/app/components/role-selector/index.scss

/**
 * Copyright (c) HashiCorp, Inc.
 * SPDX-License-Identifier: MPL-2.0
 */

.role-selector {
  [name='role[state]'],
  [name='role[state]'] + * {
    display: none;
  }
  [name='role[state]']:checked + * {
    display: block;
  }
}