@media screen and (max-width: 1100px) {
  .turnkey h1 {
    font-size: 40px;
    line-height: 50px;
  }

  .a_frame .frame_block h1 {
    font-size: 40px;
    line-height: 50px;
  }

  #header .header_top .logo {
    width: 57%;
  }

  #header .header_top .phone {
    width: 40%;
  }
}

@media screen and (max-width: 1000px) {
  .stage .item {
    width: 50%;
  }

  .individual .inner_content {
    flex-direction: column-reverse;
  }

  .individual .individual_pic img {
    width: auto;
    margin: 0 auto;
    height: 400px;
  }

  .individual .individual_form {
    margin: 30px auto 0;
  }

  .individual .individual_pic {
    width: 100%;
    margin: 20px auto 0;
  }

  .individual .title {
    text-align: center;
    width: 100%;
  }

  .benefits .item {
    width: 50%;
  }

  .catalog {
    padding-top: 200px;
  }

  .test .inner_content {
    flex-direction: column;
  }

  .test .title {
    width: 100%;
    text-align: center;
  }

  .test .test_form {
    margin: 30px auto 0;
  }

  .test .test_pic {
    margin: 20px auto 0;
  }

  .work .item {
    width: 50%;
  }

  .work .item .image_block span {
    background-size: cover;
  }

  .a_frame {
    padding-top: 220px;
  }

  .contacts .contacts_block {
    flex-direction: column;
  }

  .contacts .title {
    text-align: center;
    margin: 0 auto 20px;
  }

  .contacts .map {
    width: 100%;
  }

  .photo .item {
    width: 50%;
  }

  .classic .faq .answer_text .info {
    max-width: 90%;
  }

  .classic .faq .answer_text .info>div:first-child {
    width: 50%;
  }
}

@media screen and (max-width: 900px) {
  .turnkey .inner_content {
    flex-direction: column-reverse;
  }

  .turnkey h1 {
    text-align: center;
  }

  .turnkey .turnkey_info {
    width: 100%;
    margin-bottom: 20px;
    text-align: center;
  }

  .turnkey .slider_block {
    width: 100%;
  }

  .turnkey .turnkey_info a {
    margin: 20px auto 0;
  }

  .burger {
    display: block;
  }

  #header .header_top .phone {
    display: none;
  }

  #header .header_bot {
    display: none;
  }

  #header {
    padding: 5px 0 10px;
  }

  #header .inner {
    align-items: center;
  }

  #header .mobile {
    padding: 20px 10px;
    box-sizing: border-box;
    position: absolute;
    top: 80px;
    z-index: 900;
    left: 0;
    background-color: #ffffff;
    width: 100%;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.5);
    text-align: center;
  }

  #header .mobile ul li a {
    font-size: 13px;
    line-height: 15px;
    color: #000000;
    font-family: 'Roboto Condensed', sans-serif;
  }

  #header .mobile .phone {
    margin-top: 20px;
  }

  #header .mobile .phone .call {
    display: inline-block;
    background-color: #c08f51;
    margin-top: 10px;
    transition: 0.5s all ease;
    border-radius: 5px;
    box-sizing: border-box;
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 15px;
    line-height: 18px;
    padding: 11px 29px;
    color: #ffffff;
  }

  #header .mobile .phone .phone_link {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 20px;
    line-height: 23px;
    font-weight: 700;
    color: #000000;
  }

  #header .mobile .phone p {
    font-size: 13px;
    line-height: 18px;
    color: #5e5e5e;
  }

  #header .header_top .logo {
    width: 65%;
  }
}

@media screen and (max-width: 800px) {
  #header .header_top .logo {
    width: 80%;
  }
}

@media screen and (max-width: 650px) {
  .stage .item {
    text-align: center;
    width: 100%;
  }

  .stage .item img {
    margin: 0 auto;
  }

  .benefits .item img {
    margin: 0 auto;
  }

  .benefits .item {
    text-align: center;
    width: 100%;
  }

  .catalog .catalog_block {
    width: 100%;
  }

  .work .item {
    width: 100%;
  }

  .a_frame .frame_block {
    width: 100%;
  }

  #header .header_top .logo {
    width: 95%;
  }

  .contacts .contacts_footer {
    flex-direction: column;
  }

  .contacts .contacts_footer .left {
    width: 100%;
    margin-bottom: 20px;
  }

  .contacts .contacts_footer .right {
    width: 50%;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
  }

  .photo .item {
    width: 100%;
  }
}

@media screen and (max-width: 550px) {
  .stage {
    padding: 50px 0;
  }

  .individual .individual_pic img {
    width: 100%;
    height: auto;
  }

  .work {
    padding: 50px 0;
  }

  .work .item .text h3 {
    font-size: 16px;
    line-height: 20px;
  }

  .work .item .text i {
    font-size: 16px;
    line-height: 20px;
  }

  .a_frame .frame_block {
    padding: 30px 10px;
  }

  .a_frame .frame_block a {
    margin: 30px auto 0;
    display: block;
    width: 255px;
    text-align: center;
  }

  .a_frame {
    padding: 200px 0 100px;
  }

  .contacts .contacts_footer .right {
    width: 55%;
  }

  .contacts .left p {
    font-size: 11px;
    line-height: 15px;
  }

  .classic .text p {
    font-size: 20px;
    line-height: 24px;
  }

  .classic {
    padding-bottom: 50px;
  }

  .classic .faq .answer_text .info {
    align-items: center;
  }

  .classic .faq .answer_text .info p {
    font-size: 12px;
    line-height: 15px;
  }

  .classic .faq_text p {
    font-size: 12px;
    line-height: 15px;
  }

  .carousel_top .slide {
    height: 290px;
  }

  .turnkey {
    padding-bottom: 50px;
  }

  .turnkey h1 {
    font-size: 30px;
    line-height: 40px;
  }

  .a_frame .frame_block h1 {
    text-align: center;
    font-size: 30px;
    line-height: 40px;
  }

  .individual .title h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .stage .title h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .work h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .benefits h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .benefits {
    padding: 50px 0;
  }

  .catalog .catalog_block h2 {
    font-size: 26px;
    line-height: 30px;
    text-align: center;
  }

  .catalog .catalog_block a {
    width: 255px;
    display: block;
    text-align: center;
    margin: 30px auto 0;
  }

  .catalog {
    padding: 100px 0;
  }

  .catalog .catalog_block {
    padding: 30px 10px;
  }

  .test .title h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .photo h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .contacts .title h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .contacts {
    padding-top: 50px;
  }

  .classic h2 {
    font-size: 26px;
    line-height: 30px;
  }

  .photo {
    padding: 50px 0;
  }

  #header .header_top .logo p {
    font-size: 10px;
    line-height: 14px;
  }

  #header .header_top .logo p i {
    display: none;
  }

  #header .header_top .logo {
    justify-content: flex-start;
    width: 85%;
  }
}