hostcwb.com.br playground - Form com floating labels

<div class="container mt-3 pt-3">
    <form class="row g-3">
      <div class="col-12">
        <h1 class="text-center fw-bolder">Form bootstrap 5 - Floating labels</h1>
        <hr>
      </div>
      <div class="col-12">
        <div class="bg-secondary opacity-75 bg-gradient p-3 text-center mb-2 text-white fw-bolder fs-3">
          Cadastre-se
        </div>
      </div>
      <div class="col-12">
        <div class="form-floating">
          <input type="text" class="form-control bg-light  shadow" id="inputName" placeholder="Name">
          <label for="inputName">Name</label>
        </div>
      </div>
      <div class="col-md-6">
        <div class="form-floating">
          <input type="email" class="form-control bg-light  shadow" id="inputEmail4" placeholder="Informe seu e-mail">
          <label for="inputEmail4">Email address</label>
        </div>
      </div>
      <div class="col-md-6">
        <div class="form-floating">
          <input type="password" class="form-control bg-light  shadow" id="inputPassword4" placeholder="Informe uma senha segura">
          <label for="inputPassword4" class="form-label">Password</label>
        </div>
      </div>
      <div class="col-12">
        <div class="form-floating">
          <input type="text" class="form-control  bg-light  shadow" id="inputAddress" placeholder="1234 Main St">
          <label for="inputAddress" class="form-label">Address</label>
        </div>
      </div>
      <div class="col-md-6">
        <div class="form-floating">
          <input type="text" class="form-control bg-light  shadow" id="inputCity" placeholder="Cidade">
          <label for="inputCity" class="form-label">City</label>
        </div>
      </div>
      <div class="col-md-4">
        <div class="form-floating">
          <select id="inputState" class="form-select bg-light shadow">
            <option selected>Choose...</option>
            <option>...</option>
          </select>
          <label for="inputState" class="form-label">State</label>
        </div>
      </div>
      <div class="col-md-2">
        <div class="form-floating">
          <input type="text" class="form-control bg-light shadow" id="inputZip" placeholder="Cep">
          <label for="inputZip" class="form-label">CEP</label>
        </div>
      </div>
      <div class="col-12">
        <div class="form-floating">
          <textarea class="form-control" placeholder="Leave a comment here" id="floatingTextarea" style="height:100px"></textarea>
          <label for="floatingTextarea">Comments</label>
        </div>
      </div>
      <div class="col-12">
        <div class="form-check">
          <input class="form-check-input" type="checkbox" id="gridCheck">
          <label class="form-check-label shadow-sm" for="gridCheck">
            Concordo com os termos.
          </label>
        </div>
      </div>
      <div class="col-12 text-end">
        <button type="submit" class="btn btn-success w-100 bg-gradient p-3 text-center mb-2 text-white fw-bolder fs-3">Salvar</button>
        <a href="#" class="text-primary shadow-sm">Precisa de ajuda? Clique aqui</a>
      </div>
    </form>
  </div>