@media (max-width: 575.98px) {
  .section-1 h3 {
    font-size: 1em;
  }
  h1 {
    font-size: 2em;
  }
  .section-1 p {
    font-size: .7em;
  }
  .section-1 hr {
    margin-top: 30px;
    margin-bottom: 30px;
  }
  .descr p {
    padding: 30px 30px;
    font-size: .8em;
  }
  .section-5 img {
    width: 100%;
  }
  .section-5 .d-lg-none h5 {
    margin-top: 50px;
  }
}

@media (min-width: 576px) and (max-width: 767.98px) {
  .descr p {
    padding: 30px 30px;
    font-size: .9em;
  }
  .section-5 img {
    width: 75%;
  }
}

@media (min-width: 768px) and (max-width: 991.98px) {
  .descr p {
    padding: 20px 20px;
    font-size: .8em;
  }
  .section-5 img {
    width: 50%;
  }
}

@media (min-width: 992px) and (max-width: 1199.98px) {
  .section-5 img {
    height: 200px;
  }
}

@media (min-width: 1200px) {
  .section-5 img {
    height: 200px;
  }
}