<div class="form-wrapper">
  <form action="">

    <div class="form-row">
      <span>Логин</span>
      <input type="text" class="form-textbox">
    </div>

    <div class="form-row">
      <span>Пароль</span>
      <input type="text" class="form-textbox">
    </div>

    <div class="form-row">
      <input id="send-btn" type="submit" value="Войти">
    </div>
  </form>
</div>