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                <div class="container">
<form class="needs-validation" novalidate>
  <div class="mb-3">
    <label for="validationCustom01" class="form-label">Email Address</label>
    <input type="text" class="form-control" id="validationCustom01" placeholder="Enter email address" required>
    <div class="valid-feedback">
      Thanks for entering a valid email address.
  <div class="mb-3">
    <label for="validationCustom02" class="form-label">Password</label>
    <input type="text" class="form-control" id="validationCustom02" placeholder="Enter password" required>
    <div class="valid-feedback">
      Thanks for entering a valid password.
  <div class="mb-3">
    <div class="form-check">
      <input class="form-check-input" type="checkbox" value="" id="invalidCheck" required>
      <label class="form-check-label" for="invalidCheck">
        Remember me
      <div class="invalid-feedback">
        Please check this box to continue.
  <div class="col-12">
    <button class="btn btn-primary" type="submit">Submit form</button>




                // Example starter JavaScript for disabling form submissions if there are invalid fields
(function () {
  'use strict'

  // Fetch all the forms we want to apply custom Bootstrap validation styles to
  var forms = document.querySelectorAll('.needs-validation')

  // Loop over them and prevent submission
    .forEach(function (form) {
      form.addEventListener('submit', function (event) {
        if (!form.checkValidity()) {

      }, false)