@media (min-width: 300px) and (max-width: 768px) {
  html {
    font-size: 80%;
  }
  body {
    padding: 0 9px;
  }
  nav {
    padding: 19px 20px;
    position: relative;
  }
  nav .nav-links {
    width: 100%;
    background-color: white;
    position: absolute;
    top: -260px;
    right: 0;
    z-index: 1;
    padding: 20px;
    flex-direction: column;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    transition: top 0.5s ease;
  }
  nav .nav-links li {
    margin: 10px 0;
  }
  nav #menu-toggle {
    display: block;
  }

  /* hero section responsive css */
  .hero {
    display: inline-block;
  }
  .hero .intro {
    width: 100%;
  }
  .social-icons {
    width: 80%;
  }
  .social-icons > a {
    width: 60px;
    height: 40px;
    margin-left: 21px;
  }
  .hero .img-section {
    display: none;
  }

  .why-choose-us .why-choose-us-content {
    width: 100%;
  }

  .our-services{
    padding: 40px 30px;
  }
}