@media (max-width : 1445px) {
  .logo-img {
    max-width: 200px;
  }

  nav.main-nav ul li a {
    font-size: 14px;
    height: 70px;
  }

  .footer-flex {
    justify-content: flex-start;
  }

  nav.main-nav ul li .sub-menu {
    top: 110px;
    padding: 10px 0;
  }

  nav.main-nav ul li .sub-menu li a {
    height: auto;
    padding: 10px;
  }
}




@media (max-width : 1260px) {
  .header {
    padding: 20px 0;
  }

  .main-nav {
    position: absolute;
    left: 0;
    top: 125px;
    display: none;
    width: 100%;
  }

  nav.main-nav ul {
    background: var(--accent);
  }

  .menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
    width: 40px;
    height: 40px;
  }

  .btn-line {
    width: 100%;
    height: 2px;
    background: #fff;
    margin: 5px auto;
    transition: all .3s ease-in-out;
  }

  /*Animate lines*/
  .menu-btn.open .btn-line:nth-child(2) {
    opacity: 0;
  }

  .menu-btn.open .btn-line:nth-child(1) {
    transform: translateY(15px) rotate(45deg);
  }

  .menu-btn.open .btn-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  nav.main-nav ul li .sub-menu {
    top: 65px;
  }
}

@media (max-width : 1200px) {
  nav.main-nav ul li a {
    font-size: 12px;
  }

  nav.main-nav ul li .sub-menu li a {
    height: 40px;
  }

  .news-list li {
    flex: 1 1 calc(50% - 30px);
    /* 2 колонки */
  }

  #main-home .grid {
    grid-template-columns: 1fr;
  }

  #info-pages ul {
    grid-template-columns: repeat(3, 1fr);
  }

  #useful-links ul {
    grid-template-columns: repeat(3, 1fr);
  }
}


@media (max-width : 845px) {
  .main-nav ul {
    padding-top: 40px;
  }

  nav.main-nav ul {
    flex-direction: column;
    padding-bottom: 40px;
  }

  nav.main-nav ul li a {
    height: 40px;
    font-size: 16px;
  }

  nav.main-nav ul li .sub-menu {
    position: relative;
    top: auto;
    left: auto;
  }

  nav.main-nav ul li.active .sub-menu {
    padding: 15px 10px;
  }

  nav.main-nav ul li.active {
    background: var(--accent);
  }

  nav.main-nav ul li .sub-menu li a {
    text-align: center;
    padding: 5px 0;
    height: auto;
  }

  .video-list {
    display: grid;
    grid-template-columns: 1fr
  }

  .video-frame iframe {
    height: 350px;
  }
}

@media (max-width: 576px) {
  .search-block input.active {
    width: 220px;
  }

  .header {
    padding: 10px 0;
  }

  .main-nav {
    top: 110px;
  }

  .news-list li {
    flex: 1 1 100%;
    /* 1 колонка */
  }

  .main-user {
    gap: 15px;
  }

  #info-pages ul {
    grid-template-columns: repeat(1, 1fr);
    gap: 10px;
  }

  #useful-links ul {
    grid-template-columns: repeat(1, 1fr);
    gap: 10px;
  }

  footer .contacts {
    padding-right: 0px;
    border-right: none;
    margin-right: 0px;
    width: 100%;
  }

  .news-item img {
    height: auto;
  }

  .video-frame iframe {
    height: 270px;
  }
}