@media (max-width: 768px) {

  html, body {
    margin: 0;
    padding: 0;
    background-color: #ffffff;
  }

  .navbar {
    padding: 0.75rem 1rem;
    position: relative;
    z-index: 1001;
  }

  .navbar-brand {
    justify-content: center;
    margin-bottom: 0;
  }

  .navbar-brand img {
    height: 48px;
  }

  .navbar-toggler {
    margin-left: auto;
    padding: 0.25rem 0.5rem;
    border: none;
    box-shadow: none;
    outline: none;
  }

  .navbar-toggler-icon {
    background-size: 24px;
    background-repeat: no-repeat;
    background-position: center;
  }

  .collapse.navbar-collapse {

    align-items: center;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #e9ecef;
    border-radius: 0 0 10px 10px;
    padding: 1rem 1.25rem;
    text-align: center;
    z-index: 999;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    gap: 10px;
  }

  .navbar-nav {
    width: 100%;
  }

  .navbar-nav .nav-item {
    margin: 6px 0;
  }

  .navbar-nav .nav-item a {
    display: block;
    width: 100%;
    text-align: center;
    padding: 8px 0;
    font-size: 15px;
    font-weight: 500;
  }

  .btn-submit-api {
    width: 90%;
    margin: 6px auto 0 auto;
    text-align: center;
    display: block;
    font-size: 16px;
    padding: 10px;
  }

  .faq-icon {
    margin-top: 6px;
    margin-bottom: 4px;
  }
}