@media (max-width: 991px) {
  .home-sec .home-content {
    padding: 70px 0;
  }

  .cont-sec p,
  .cont-sec .track-link {
    text-align: center;
  }

  .about-sec .about-img {
    display: flex;
    justify-content: center;
  }

  .about-sec .about-img img {
    margin-top: 50px;
  }

  .contact-section .contact-form {
    margin-top: 2rem !important;
  }
}

@media (max-width: 611px) {
  .about-sec .about-img img {
    width: 300px;
  }

  .home-sec .home-content h1 {
    font-size: 1.8rem;
  }

  .home-sec .home-content h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 551px) {
  header .navbar-brand {
    font-size: 18px;
  }

  .pop-image .pop-close {
    top: 20px;
    right: 20px;
  }
}