body {
  margin: 0;
  overflow-x: hidden;
}

.container {
  max-width: 1140px;
  margin: auto;
  padding: 0 6px;
}

.body-min-width {
  min-width: 414px;
}

.catalog-min-width {
  min-width: 991px;
}

section {
  overflow: hidden;
}

a {
  font-family: "Roboto Slab", serif;
}

p {
  font-family: "Roboto Slab", serif;
  font-weight: 100;
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-family: "Roboto Slab", serif;
  font-weight: bold;
}

ul {
  padding: 0;
  list-style: none;
}

.parallax-box {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
  position: relative;
}

.parallax-box .filter-shadow {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 1;
  background: rgba(0, 0, 0, 0.65);
}

.no-padding {
  padding: 0;
}

.opacity-bg {
  background: rgba(0, 0, 0, 0.8);
  padding: 0 10px;
  box-sizing: border-box;
}

.max-width {
  margin: auto;
  max-width: 720px;
}

.row {
  margin: 0;
}

/* -------------------------- */

.page-title {
  margin: 0px 0px 50px;
  font-size: 28px;
  letter-spacing: 14px;
  padding: 90px 0px 50px;
  position: relative;
}

.page-title::before {
  content: "";
  width: 76px;
  height: 5px;
  background: #006E70;
  position: absolute;
  bottom: 0;
}

.page-text__title {
  color: #006E70;
  font-size: 22px;
  letter-spacing: 0.4px;
  margin-bottom: 24px;
}

.page-text {
  line-height: 30px;
  font-size: 15px;
  letter-spacing: 0.3px;
  margin-bottom: 46px;
}

/* -------------------------- */

/* --------------header---------- */

header nav {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  /* border-bottom: 1px solid #fff; */
  padding-bottom: 20px;
  margin: auto;
  width: calc(100% - 80px);
  justify-content: space-between;
}

header nav .nav-list {
  display: flex;
  flex-direction: row;
  list-style-type: none;
  margin: 0px;
  width: 100%;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0;
}

header nav .nav-list .nav-list__item {
  flex-shrink: 0;
  margin: 5px 0px;
  display: flex;
  align-items: center;
}

header nav .nav-list .nav-list__item a {
  padding: 0 10px;
  color: #006E70;
  transition: 0.4s ease 0s;
  display: block;
  font-weight: 100;
  text-decoration: none;
  cursor: pointer;
  text-transform: uppercase;
  font-weight: bolder;
  border-bottom: 1px solid transparent;
}

header nav .nav-list .nav-list__item a:hover {
  border-bottom: 1px solid orange;
}

.langs {
  list-style-type: none;
  display: flex;
  padding: 0;
  width: 100%;
  text-align: center;
  margin: auto;
  justify-content: center;
}

.langs li {
  margin: 6px;
}

.langs li a {
  display: block;
  color: #006E70;
  text-decoration: none;
}

.langs li a img {
  width: 50px;
}

.social {
  margin: 0px;
  display: flex;
  flex-direction: row;
}

.social li {
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin: auto;
}

.social li a {
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
}

.social li a img {
  width: 35px;
  height: 35px;
  -o-object-fit: contain;
     object-fit: contain;
}

nav .header-mail {
  color: #006E70;
  width: 100%;
  text-align: center;
  box-sizing: border-box;
}

.logo {
  width: 450px;
  max-width: 450px;
  margin-left: 200px; /* отступ слева */
  margin-top: 50px;  /* отступ сверху */
}

.logo img {
  width: 100%;
  -o-object-fit: contain;
     object-fit: contain;
  height: 100%;
}

.open-mob-nav {
  display: none !important;
}

button.open-mob-nav {
  background: no-repeat;
  width: 50px;
  height: 50px;
  border: 2px solid #006E70;
  background: #006E70;
  margin: 12px;
  cursor: pointer;
  border-radius: 50%;
  padding: 4px;
  outline: none;
}

button.open-mob-nav img {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 1094px) {
  .open-mob-nav {
    display: block !important;
  }

  header nav {
    flex-wrap: wrap;
    justify-content: space-between;
  }

  header nav .nav-list {
    position: absolute;
    flex-direction: column;
    background-color: #fff;
    text-align: center;
    width: 100%;
    margin: 0;
    left: 0;
    right: 0;
    margin: 0;
    top: 0px;
    display: none;
    z-index: 999;
  }

  header nav .nav-list.active {
    display: flex;
  }

  header nav .nav-list__item {
    justify-content: center;
  }
}

/* --------------end header---------- */

/* --------------footer---------- */

footer {
  overflow: hidden;
}

.footer-form {
  max-width: 540px;
  width: 100%;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-form input,
.footer-form textarea {
  margin: 10px;
  padding: 9px;
  font-size: 15px;
  line-height: 21px;
  border: 1px solid #006E70;
  box-sizing: border-box;
  font-weight: 100;
}

.footer-form input:focus,
.footer-form textarea:focus {
  padding: 7px;
  border: 3px solid #006E70;
  outline: none;
}

.footer-form input {
  width: calc(50% - 20px);
}

.footer-form textarea {
  resize: none;
  width: 100%;
  height: 120px;
}

.footer__form-submit {
  cursor: pointer;
}

.copyright {
  background: #E3E3E3;
  padding: 25px 6px;
  font-size: 17px;
  text-align: center;
  color: #006E70;
  font-weight: 100;
}

.contact-link {
  color: #006E70;
  font-size: 18px;
  text-decoration: none;
  padding: 5px 10px;
  display: block;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  float: left;
}

.footer-map {
  margin-top: 20px;
  position: relative;
  margin-bottom: -4px;
}

.footer-adress {
  position: absolute;
  background: #006E70;
  color: #fff;
  padding: 20px;
  text-decoration: none;
}

.google-map {
  width: 100%;
  height: 300px;
  border: none;
}

/* -------------- end footer---------- */

.index-header {
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 10;
  background-color: rgba(0, 0, 0, 0.75);
}

#index_s1 {
  background-image: url("/img/bg-img/index1-min.jpg");
  background-size: cover;
  background-position: center;
  width: 100%;
  aspect-ratio: 9 / 6;
  /*min-height: 752px;*/
  -webkit-filter: brightness(1) contrast(1.5);
          filter: brightness(1) contrast(1.5);
}

#index_s2.parallax-box {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/index2-min.jpg");
  width: 100%;
  color: #fff;
}

#index_s2 .row {
  height: 100%;
  min-height: 752px;
  position: relative;
  z-index: 2;
}

.s2__item-border {
  border-right: 1px solid rgba(255, 255, 255, 0.5);
  display: flex;
  box-sizing: border-box;
  padding: 0;
}

.s2__promo-item {
  width: 100%;
  height: 100%;
  display: block;
  color: #fff;
  text-decoration: none;
  position: relative;
}

.s2__promo-item img {
  width: 100%;
  -o-object-fit: contain;
     object-fit: contain;
  -webkit-filter: brightness(0.2);
          filter: brightness(0.2);
  position: absolute;
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
}

.s2__promo-item:hover img {
  -webkit-filter: brightness(1);
          filter: brightness(1);
  transition: 0.2s;
}

.s2__promo-item .title {
  font-size: 20px;
  margin: 20px 0;
  position: absolute;
  bottom: 30px;
  padding: 20px;
}

.s2__promo-item:hover .title {
  color: #006E70;
  background: #fff;
}

.s2__promo-item .text {
  font-size: 15px;
  line-height: 24px;
  letter-spacing: 0.45px;
  position: absolute;
  bottom: 30px;
  padding: 20px;
}

#index_s3 {
  background-color: #ECECEC;
}

.text-section {
  padding: 100px 12px;
}

#index_s3 .text-section {
  margin: auto;
}

#index_s3 .about-us_item {
  text-align: center;
}

#index_s3 .about-us_item p {
  font-weight: 400;
  padding: 20px 10px;
}

#index_s4 {
  /* background-color: #3E4040; */
  color: #006E70;
  padding: 100px 0;
}

#index_s4 video {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
     object-fit: contain;
}

#index_s4 p {
  color: #000;
  font-weight: 400;
}

#index_s4 .text-section {
  padding-top: 0;
  padding-bottom: 20px;
}

#index_s5 {
  background-image: url("/img/bg-img/index5-min.jpg");
  background-size: cover;
  width: 100%;
  min-height: 552px;
  -webkit-filter: brightness(0.7);
          filter: brightness(0.7);
}

@media screen and (max-width: 600px) {
  .s2__promo-item.i1,
  .s2__promo-item.i2,
  .s2__promo-item.i3,
  .s2__promo-item.i4 {
    margin-top: 30px;
  }
}



.body-min-width {
  perspective: 400px;
}

@media screen and (max-width: 767px) {
  .anim-bg {
    -webkit-animation: none;
            animation: none;
    display: none;
  }

  .logo-anim img {
    -webkit-animation: none;
            animation: none;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
  }
}

@-webkit-keyframes test {
  from {
    position: absolute;
    top: 50vh;
    left: 50vw;
    transform: translate(-50%, -50%) scale(4);
    max-width: 920px;
    /* transform: translate(-161%, -468%) scale(5) rotateX(-14deg) rotateY(-53deg) rotateZ(15deg) skewX(20deg) translateZ(-116px) */
  }

  to {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
  }
}

@keyframes test {
  from {
    position: absolute;
    top: 50vh;
    left: 50vw;
    transform: translate(-50%, -50%) scale(4);
    max-width: 920px;
    /* transform: translate(-161%, -468%) scale(5) rotateX(-14deg) rotateY(-53deg) rotateZ(15deg) skewX(20deg) translateZ(-116px) */
  }

  to {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
  }
}

@-webkit-keyframes preloaderAnim {
  0% {
    background: #3e4040;
  }

  70% {
    background: #3e4040;
    transform: scale(1);
  }

  99% {
    background: rgba(62, 64, 64, 0.1);
    transform: scale(1);
  }

  100% {
    background: rgba(62, 64, 64, 0);
    transform: scale(0);
  }
}

@keyframes preloaderAnim {
  0% {
    background: #3e4040;
  }

  70% {
    background: #3e4040;
    transform: scale(1);
  }

  99% {
    background: rgba(62, 64, 64, 0.1);
    transform: scale(1);
  }

  100% {
    background: rgba(62, 64, 64, 0);
    transform: scale(0);
  }
}

#price-list_s1 {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/about-us.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

#price-list_s1 .parallax-box {
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
  background-image: url("https://otoplenie.com.ua/im/f-dym-ceh2.jpg");
  height: 50vh;
  min-height: 600px;
}

.price-list__item {
  position: relative;
  display: block;
  color: #006E70;
  text-decoration: none;
  height: 100%;
  padding: 15px;
  margin: 0;
  box-sizing: border-box;
}

.price-list__item img {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
  -webkit-filter: brightness(0.75);
          filter: brightness(0.75);
}

.price-list__item .page-text__title {
  position: absolute;
  bottom: 0;
  width: calc(100% - 30px);
  padding: 10px 20px;
  box-sizing: border-box;
  background: #fff;
}

.price-list__item:hover .page-text__title {
  color: #fff;
  background: #006E70;
}

#chimney-scheme {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/about-us.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 120px;
}

#chimney-scheme ul {
  padding: 0;
  margin-bottom: 0;
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  list-style: none;
}

#chimney-scheme ul li {
  padding: 8px;
  box-sizing: border-box;
  flex-shrink: 0;
}

#chimney-scheme ul li a {
  display: block;
  overflow: hidden;
  position: relative;
  width: 100%;
  height: 100%;
}

#chimney-scheme ul li a img {
  transition: transform 0.15s ease 0s;
  transform: scale3d(1, 1, 1);
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
}

#chimney-scheme ul li a:hover img {
  transform: scale3d(1.1, 1.1, 1.1);
}

#chimney-scheme.justified-gallery a img {
  transition: transform 0.15s ease 0s;
  transform: scale3d(1, 1, 1);
  height: 100%;
  width: 100%;
}

#chimney-scheme.justified-gallery a:hover img {
  transform: scale3d(1.1, 1.1, 1.1);
}

#useful-info_s1 {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/use-info.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

.useful-info__item {
  border-bottom: 1px solid;
  padding-bottom: 20px;
  margin-bottom: 40px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
}

.useful-info__item img {
  padding: 0px 20px 20px 0px;
  max-width: 400px;
  width: 100%;
}

.useful-info__item .item-actions {
  width: 100%;
  text-align: right;
}

.useful-info__item .item-actions a {
  text-decoration: none;
  font-size: 18px;
  color: #fff;
  font-weight: 100;
}

#useful-info-item_s1 {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/about-us.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

#useful-info-item_s1 p {
  font-family: "Roboto Slab", serif !important;
  font-weight: normal;
  margin: 0;
  line-height: 26px;
  font-size: 15px;
  letter-spacing: 0.3px;
  margin-bottom: 20px;
  color: #fff !important;
}

#useful-info-item_s1 .page-text__title,
#useful-info-item_s1 .page-text__title span {
  color: #006E70 !important;
  font-size: 22px !important;
  letter-spacing: 0.4px;
  margin-bottom: 24px;
}

.go-back {
  color: #fff;
  float: right;
  text-decoration: none;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 20px;
  letter-spacing: 2px;
  flex-direction: column;
}

.go-back img {
  width: 50px;
  float: right;
}

#about-us_s1 {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/about-us.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

#about-us_s1 p {
  font-weight: 300;
}

#about-us_s1 .parallax-box {
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
  background-image: url("https://otoplenie.com.ua/im/f-dym-ceh2.jpg");
  height: 50vh;
  min-height: 600px;
}

#about-us_gallery {
  padding-top: 50px;
}

#about-us_gallery ul {
  margin-bottom: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  list-style: none;
}

#about-us_gallery ul li {
  padding: 8px;
  box-sizing: border-box;
  flex-shrink: 0;
}

#about-us_gallery ul li a {
  display: block;
  overflow: hidden;
  position: relative;
  width: 100%;
  height: 100%;
}

#about-us_gallery ul li a img {
  transition: transform 0.15s ease 0s;
  transform: scale3d(1, 1, 1);
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
}

#about-us_gallery ul li a:hover img {
  transform: scale3d(1.1, 1.1, 1.1);
}

#about-us_gallery .justified-gallery a img {
  transition: transform 0.15s ease 0s;
  transform: scale3d(1, 1, 1);
  height: 100%;
  width: 100%;
}

#about-us_gallery .justified-gallery a:hover img {
  transform: scale3d(1.1, 1.1, 1.1);
}

#about-us_gallery.dark ul li a {
  border: 3px solid #04070a;
}

#catalog_s1 {
  /* background-color: #3E4040; */
  background-image: url("/img/bg-img/about-us.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

#catalog_s1 h1 {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

#catalog_s1 h1 a {
  color: #006E70;
  text-decoration: none;
  letter-spacing: 1px;
}

#catalog_s1 h1 a:hover {
  color: #fff;
}

.flipbook-wrap {
  position: relative;
  width: 920px;
  /* width: 100%; */
  background: #ebebee;
  margin: auto;
}

.mob-catalog {
  width: 100%;
  height: 80vh;
  display: none;
}

@media screen and (max-width: 991px) {
  .flipbook-wrap {
    display: none;
  }

  .mob-catalog {
    display: block;
  }
}

.sample-flipbook {
  width: 800px;
  height: 400px;
  margin-right: auto;
  margin-left: auto;
  transition: margin-left 0.2s;
}

.sample-flipbook .page {
  /* width: 400px; */
  width: 50%;
  height: 400px;
  background-color: white;
  line-height: 300px;
  font-size: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sample-flipbook .page-wrapper {
  -ms-perspective: 2000px;
  -o-perspective: 2000px;
  perspective: 2000px;
}

.sample-flipbook .hard {
  background: #ccc !important;
  color: #333;
  box-shadow: inset 0 0 5px #666;
  font-weight: bold;
}

.sample-flipbook .odd {
  background-image: #C4C4C4;
  box-shadow: inset 0 0 5px #666;
}

.sample-flipbook .even {
  background-image: #C4C4C4;
  box-shadow: inset 0 0 5px #666;
}

img {
  max-width: 100%;
}

.btn {
  font-size: 30px;
  color: black;
  text-decoration: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.next {
  right: -50px;
}

.prev {
  left: -50px;
}

#img-3d_s1 {
  /* background-color: #3E4040; */
    background: #3e4040;
  color: #fff;
  padding-bottom: 50px;
}

#img-3d_s2 #lightgallery li {
  padding: 10px;
}

.image-3d {
  /* border: 3px solid #006E70; */
  box-sizing: border-box;
  margin: 15px 0;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
}

.reel-overlay {
  border: 3px solid #006E70;
  margin: auto;
}

.image-3d img {
  /* width: 100%;
  max-width: 600px; */
  width: 100% !important;
  max-width: 600px;
  -o-object-fit: contain;
     object-fit: contain;
}

.imgs-3d__item {
  color: #006E70;
  font-size: 20px;
  letter-spacing: 0.4px;
  margin-bottom: 24px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.reel-cached {
  display: none;
}

#products-id_s1 {
  background-color: #3E4040;
  color: #fff;
  padding-bottom: 50px;
}

#products-id_s1 .parallax-box {
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
  background-image: url("https://otoplenie.com.ua/im/f-dym-ceh2.jpg");
  height: 50vh;
  min-height: 600px;
}

.products-id__item {
  position: relative;
  display: block;
  color: #006E70;
  text-decoration: none;
  height: 100%;
  padding: 15px;
  margin: 0;
  box-sizing: border-box;
}

.products-id__item img {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
}

.products-id__item .page-text__title {
  position: absolute;
  bottom: 0;
  width: calc(100% - 30px);
  padding: 10px 20px;
  box-sizing: border-box;
}

.products-id__item:hover .page-text__title {
  color: #fff;
}

.product-gallery {
  list-style-type: none;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
}

.product-gallery li {
  width: 25%;
  padding: 10px;
  box-sizing: border-box;
}

.product-gallery li:nth-child(1) {
  width: 100%;
}

.product-gallery li img {
  width: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

#products-id_s2 {
  /* background-color: #3E4040; */
  background: #A2A2A2;
  /* color: #fff; */
  padding-bottom: 50px;
}

#products-id_s2 .parallax-box {
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
  background-image: url("https://otoplenie.com.ua/im/f-dym-ceh2.jpg");
  height: 50vh;
  min-height: 600px;
}

.products-list__item {
  position: relative;
  display: block;
  color: #006E70;
  text-decoration: none;
  height: 100%;
  padding: 15px;
  margin: 0;
  box-sizing: border-box;
}

.products-list__item img {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
}

.products-list__item .page-text__title {
  position: absolute;
  bottom: 0;
  width: calc(100% - 30px);
  padding: 10px 20px;
  box-sizing: border-box;
  background: #FFF;
}

.products-list__item:hover .page-text__title {
  color: #fff;
  background: #006E70;
}

#products-list_s1 {
  background-image: url("/img/bg-img/products.jpg");
  background-size: cover;
  background-attachment: fixed;
  color: #fff;
  padding-bottom: 50px;
}

#products-list_s1 .parallax-box {
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
  background-image: url("https://otoplenie.com.ua/im/f-dym-ceh2.jpg");
  height: 50vh;
  min-height: 600px;
}

.products-list__item {
  position: relative;
  display: block;
  color: #006E70;
  text-decoration: none;
  height: 100%;
  padding: 15px;
  margin: 0;
  box-sizing: border-box;
}

.products-list__item img {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 100%;
  -webkit-filter: brightness(0.6);
          filter: brightness(0.6);
}

.products-list__item .page-text__title {
  position: absolute;
  bottom: 0;
  width: calc(100% - 30px);
  padding: 10px 20px;
  box-sizing: border-box;
}

.products-list__item:hover .page-text__title {
  color: #fff;
}

.image-3d.products-list__item img {
  -webkit-filter: none;
          filter: none;
}

.image-3d.products-list__item .page-text__title {
  background: #006E70;
  color: #FFF;
}

.image-3d.products-list__item:hover .page-text__title {
  background: #fff;
  color: #006E70;
}