@media screen and (max-width: 999px) {
  h1 {
    font-size: clamp(1.5rem, 1.036vw + 1.257rem, 2.5rem);
  }

  h2 {
    font-size: clamp(1.5rem, 1.036vw + 1.257rem, 2.5rem);
  }

  .header {
    position: fixed;
    right: 0;
    top: 0;
    left: 0;
    z-index: 1001;
    background: #002a41;
    z-index: 1001;
  }

  .header__body {
    position: relative;
    z-index: 1001;
  }

  .header__burger {
    display: block;
  }

  .header__logo img {
    max-width: 50px;
  }

  .nav {
    position: fixed;
    top: 95px;
    left: -100%;
    width: 100%;
    background: #002a41;
    z-index: 1001;
    padding: 20px 15px 50px 15px;
    transition: ease 0.2s;
  }
  .main {
    margin-top: 95px;
  }

  .container {
    padding: 0 20px;
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav__item {
    margin-bottom: 15px;
  }
  .nav__item:last-child {
    margin-bottom: 0;
  }

  .nav.open {
    left: 0;
  }

  .overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);

    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    z-index: 1000;
  }

  .overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .about__body {
    flex-direction: column;
    align-items: center;
  }

  .about__body-right {
    margin-top: 20px;
  }

  .about__body-right a,
  .pay__body p,
  .pay__body a {
    margin-top: 20px;
  }
  .about {
    padding-top: 20px;
  }
  .dn-bomile {
    display: none !important;
  }

  .dn-desktop {
    display: block !important;
  }

  .why,
  .pay,
  .task {
    margin-top: 60px;
  }
  .task {
    padding-bottom: 40px;
  }

  .presentation__body {
    flex-direction: column !important;
    align-items: center !important;
    gap: 20px;
  }
  .presentation__body-btn {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  .presentation-border {
    max-width: 100%;
  }
  .presentation__body-left img {
    margin: 20px auto;
    display: block;
  }
  .presentation__body-right img {
    margin: 20px auto;
    display: block;
  }
  .presentation,
  .presentation-border {
    margin-top: 20px;
  }
  .contacts__body p {
    font-size: clamp(1.125rem, 0.96vw + 0.9rem, 1.5rem);
  }
}

@media screen and (max-width: 699px) {
  .why__item p {
    font-size: 16px;
  }

  .about__body-right img {
    max-width: 300px;
  }
  .btn__orange,
  .callback-form input {
    padding: 15px !important;
    font-size: 16px;
  }
  .footer__body,
  .task__body {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .footer__body-callback {
    margin-top: 20px;
  }
  .footer {
    padding: 20px 0;
  }
  .task__body-right img {
    margin-top: 20px;
    max-width: 400px;
    width: 100%;
  }
  .task {
    padding-bottom: 0;
  }

  .presentation__body-btn a {
    font-size: 16px;
    padding: 10px;
  }
  .presentation__body-left img {
    max-width: 200px;
    width: 100%;
  }

  .presentation__body-right img {
    max-width: 240px;
    width: 100%;
  }

  .contacts {
    padding: 20px 0;
  }

    .contacts__body p  {
      margin-top: 20px;
    }
  
  .contacts__supervisor {
    flex-direction: column;
    margin-top: 20px;
  }
  .contacts__supervisor-item {
    margin-bottom: 20px;
  }
}