@media screen and (max-width: 1150px) {
  .container {
    max-width: 900px;
  }

  .header {
    position: static;
  }

  .call_us_btn {
    right: 5px;
  }

  .gallery_img {
    float: left;
    width: 100%;
    height: auto;
  }

  .gallery_images {
    text-align: center;
  }

  .promo {
    text-align: center;
  }

  .gallery_img_link {
    width: 30%;
  }

  .our_partners {
    padding: 0;
  }

  .partner_item {
    margin-right: 70px;
  }

  .client_quotes {
    padding: 0 10px;
    text-align: center;
  }

  .client_quote {
    text-align: left;
    width: 40%;
  }

  .form {
    width: 400px;
  }

  .form_field input {
    height: 50px;
  }

  .form_btn {
    padding: 20px 0;
  }

  .promo_title {
    font-size: 30px;
    top: 25%;
    left: 5%;
    line-height: 50px;
  }
}

@media screen and (max-width: 900px) {
  .container {
    max-width: 600px;
  }

  .menu {
    padding-top: 0;
  }

  .logo {
    margin-top: 15px;
  }

  .drop_menu {
    display: none;
  }

  .menu_item {
    display: block;
    text-align: right;
    margin: 0;
  }

  .menu_link {
    padding: 15px 25px;
    display: block;
    font-size: 17px;
    border-radius: 0;
  }

  .menu_link:hover {
    border-bottom-color: transparent;
  }

  .menu_list {
    display: none;
    margin-top: 35px;
  }

  .bars_icon {
    display: inline-block;
    width: 35px;
    height: 32px;
    background: url(../img/bars_ic.png) no-repeat center;
    padding: 30px;
    padding-left: 50px;
    position: absolute;
    right: 0;
  }

  input:checked+.menu_list {
    display: block;
  }

  .call_us_btn {
    right: 38%;
    top: 10px;
  }

  .promo_title {
    font-size: 30px;
    top: 25%;
    left: 5%;
    line-height: 50px;
  }

  .promo_title_small {
    font-size: 25px;
  }

  .gallery {
    padding-top: 50px;
  }

  .page_subtitle {
    margin-bottom: 30px;
  }

  .gallery_img_link {
    width: 40%
  }

  .partner_link {
    padding: 10px;
  }

  .partner_item {
    margin: 0;
    margin-bottom: 30px;
    width: 30%;
  }

  .partners_wrapper {
    text-align: center;
    padding-bottom: 0;
  }

  .our_clients {
    padding-bottom: 50px;
  }

  .client_quote {
    display: block;
    width: 100%;
    padding: 10px 15px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 5px;
  }

  .form {
    padding: 20px;
    margin-top: 100px;
  }
}

@media screen and (max-width: 600px) {
  .container {
    max-width: 400px;
  }

  .logo {
    margin-left: 10px;
  }

  .call_us_btn {
    position: static;
    display: inline-block;
    margin-top: 20px;
    margin-right: 100px;
    margin-left: 10px;
    padding: 10px 35px
  }

  .form {
    width: 100%;
  }

  .promo_title {
    font-size: 20px;
    line-height: 1.2;
    top: 20%;
  }

  .promo_title_small {
    font-size: 16px;
  }

  .section_title {
    font-size: 25px;
    letter-spacing: 2px;
    margin-bottom: 15px;
  }

  .page_subtitle {
    letter-spacing: normal;
  }

  .gallery {
    padding: 20px 0;
  }

  .gallery_img_link {
    width: 80%;
    margin-bottom: 20px;
  }

  .partner_item {
    width: 40%;
    margin-bottom: 40px;
  }

  .our_clients {
    padding: 40px 5px;
  }

  .client_quotes {
    padding: 0;
  }

  .client_quote {
    text-align: center;
  }

  .client_link {
    text-align: center;
  }

  .client_name {
    width: 100%;
    margin-left: 0;
    margin-top: 10px;
  }

  .client_quote_text {
    font-size: 16px;
    line-height: 20px;
  }

  .form {
    background: rgba(255, 255, 255, 0.7);
    margin-top: 50px;

  }

  .form_subtitle {
    margin-bottom: 20px;
  }
}