body {
  margin: 0;
  font-family: "NVIDIA Sans";
  background: #000;
}
img {
  max-width: 100%;
  width: auto;
  margin: auto;
}
.container{
  max-width: 1350px;
  margin: 0 auto;
}
.first-section-background {
  background: url("../images/first-screen-back.png");
  background-position: center;
  padding: 90px 0 30px 0;
  background-repeat: no-repeat;
  background-size: cover;
}
.width-video-background{
  background: url("../images/third-screen-back.png");
  background-position: center;
  padding: 90px 0 90px 0;
  background-repeat: no-repeat;
  background-size: cover;
}
.width-video-background.second{
  background: #000;
  background-position: center;
  padding: 90px 0 90px 0;
  background-repeat: no-repeat;
  background-size: cover;
}
.width-video-background.third{
  background: #1a1a1a;
  background-position: center;
  padding: 90px 0 90px 0;
  background-repeat: no-repeat;
  background-size: cover;
}
.first-title {
  color: rgb(255, 255, 255);
  font-weight: bold;
  line-height: 1.2;
  text-align: left;
  margin: 0;
  margin-bottom: 15px;
}
.first-subtitle {
  color: rgb(255, 255, 255);
  line-height: 1.25;
  text-align: left;
  margin: 0;
  margin-bottom: 30px;
}
.first-text {
  font-size: 15px;
  color: rgb(255, 255, 255);
  line-height: 1.667;
  text-align: left;
  margin: 0;
  margin-bottom: 30px;
}
.first-help {
  font-size: 11px;
  color: rgb(153, 153, 153);
  line-height: 1.364;
  text-align: left;
  margin: 0;
  margin-bottom: 30px;
  margin-top: 30px;
}
.first-help a {
  color: #76b900;
  text-decoration: none;
}
.first-help a:hover {
  text-decoration: none;
  color: #76b900;
}

.section2-background {
  background: url("../images/second-screen-back.png");
  background-position: center;
  padding: 170px 0;
  background-repeat: no-repeat;
  background-size: cover;
}

.nv-title {
  color: rgb(255, 255, 255);
  line-height: 1.25;
  text-align: left;
  margin: 0;
  margin-bottom: 30px;
}

.nv-spisok {
  list-style-type: none;
  margin: 0;
  padding: 0;
  font-size: 15px;
  color: rgb(255, 255, 255);
  line-height: 1.667;
}
.nv-spisok li {
  margin-bottom: 15px;
}
.nv-spisok li:last-child {
  margin-bottom: 0;
}
.section3-video .nv-title {
  text-align: center;
}
.align-center{text-align: center;}
.nv-subtitle {
  font-size: 20px;
  color: rgb(255, 255, 255);
  line-height: 1.5;
  text-align: center;
  margin: 0;
  margin-bottom: 30px;
}
.nv-text {
  font-size: 15px;
  color: rgb(255, 255, 255);
  line-height: 1.667;
  text-align: center;
  margin: 0;
}
.products-list .nv-title {
  text-align: center;
}
.product__title {
  font-size: 18px;
  color: rgb(254, 254, 254);
  font-weight: bold;
  line-height: 1.25;
  text-align: center;
  margin: 0;
}
.product-image {
  margin-bottom: 30px;
}
.product-title {
  margin-bottom: 30px;
}
.product-image img {
  width: 100%;
}
.product-buy__link {
  display: block;
  width: fit-content;
  padding: 15px;
  background: #76b900;
  text-decoration: none;
  color: #000;
  font-weight: 600;
  margin: auto;
}
.product-buy__link.left{
  text-align: left;
  display: block;
  margin: 0;
}
.product-buy__link:hover {
  background: #67a101;
  text-decoration: none;
  color: #000;
}
.footer-logoes {
  border-top: 2px solid #474747;
  padding-top: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
}
.footer-nv-logo {
  text-align: center;
  margin-bottom: 30px;
}
.footer-other-logos img {
  margin: 0;
  height: fit-content;
}
.footer-text__text {
  font-size: 11px;
  color: rgb(153, 153, 153);
  line-height: 1.364;
  text-align: center;
}
.sec-subtext-container__text {
  font-size: 14px;
  color: rgb(255, 255, 255);
  line-height: 1.286;
  text-align: left;
  margin: 0;
}
.nv-title-up {
  font-size: 18px;
  color: rgb(255, 255, 255);
  font-weight: bold;
  font-style: italic;
  line-height: 1.389;
  text-align: center;
  margin: 0;
  margin-bottom: 30px;
}
.width-video-background.second .nv-title-up{
  font-style: normal;
}
.line-container{
  width: 100%;
  height: 2px;
  background-color: #999999;
}
.first-container-text-con span{
  color: #67a101;
}
@media screen and (min-width: 1600px) {

  .sec-subtext{
    padding: 60px 0;
  }







  .mobile {
    display: none;
  }
  .nv-container {
    max-width: 992px;
    margin: auto;
  }
  .first-title {
    font-size: 48px;
  }
  .first-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
  }
  .first-container-blocks{
    display: grid;
    grid-template-columns:  50% 50%;
  }
  .section2-blocks {
    display: grid;
    grid-template-columns:  60% 40%;
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-top: 90px;
    margin-bottom: 90px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 1200px) and (max-width: 1600px) {
  .sec-subtext{
    padding: 60px 0;
  }
  .mobile {
    display: none;
  }
  .nv-container {
    max-width: 992px;
    margin: auto;
  }
  .first-section-background {
    background-size: contain;
  }
  .first-title {
    font-size: 36px;
  }
  .first-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
  }
  .first-container-blocks,
  .section2-blocks {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-top: 90px;
    margin-bottom: 90px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 992px) and (max-width: 1200px) {
  .sec-subtext{
    padding: 60px 0;
  }
  .mobile {
    display: none;
  }
  .nv-container {
    max-width: 768px;
    margin: auto;
  }
  .first-section-background {
    background-size: contain;
  }
  .first-title {
    font-size: 36px;
  }
  .first-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
  }
  .first-container-blocks,
  .section2-blocks {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-top: 90px;
    margin-bottom: 90px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 768px) and (max-width: 992px) {
  .pc{display: none;}
  .sec-subtext{
    padding: 60px 0;
  }
  .sec-subtext{
    display: none;
  }
  .with-video .first-text{
    text-align: left;
  }
  .width-video-background{
    background-position: top;
    background-size: cover;
  }
  .width-video-background.second{
    background: url(../images/fourth-screen-back-mobile.png);
    background-position: top;
    padding: 90px 0 0 0;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .video-height{
    padding-bottom: 60px;
    border-bottom: 1px solid #999999;
  }


  .section2-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 0;
  }
  .section2-blocks {
    padding-bottom: 60px;
  }
  .section2-blocks2-info {
    margin-top: 30px;
  }
  .first-container-text-con {
    margin-top: 30px;
  }
  .mobile {
    display: block;
  }
  .mobile-first-image {
    text-align: center;
  }
  .mobile-off{
    display: none;
  }
  .nv-container {
    max-width: 576px;
    margin: auto;
  }
  .first-section-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 60px;
  }
  .first-title {
    font-size: 28px;
  }
  .first-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
  }
  .first-container-blocks,
  .section2-blocks {
    display: grid;
    grid-template-columns: 100%;
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-bottom: 60px;
    margin-top: 60px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}
@media screen and (min-width: 576px) and (max-width: 768px) {
  .pc{display: none;}
  .sec-subtext{
    padding: 60px 0;
  }
  .sec-subtext{
    display: none;
  }
  .with-video .first-text{
    text-align: left;
  }
  .width-video-background{
    background-position: top;
    background-size: cover;
  }
  .width-video-background.second{
    background: url(../images/fourth-screen-back-mobile.png);
    background-position: top;
    padding: 90px 0 0 0;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .video-height{
    padding-bottom: 60px;
    border-bottom: 1px solid #999999;
  }
  .footer-other-logos{
    flex-direction: column;
    display: flex;
    gap: 30px;
    align-items: center;
  }


  .section2-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 0;
  }
  .section2-blocks2-info {
    margin-top: 30px;
  }
  .first-container-text-con {
    margin-top: 30px;
  }
  .mobile {
    display: block;
  }
  .mobile-first-image {
    text-align: center;
  }
  .nv-container {
    max-width: 420px;
    margin: auto;
  }
  .first-section-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 60px;
  }
  .first-title {
    font-size: 28px;
  }
  .first-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
  }
  .first-container-blocks,
  .section2-blocks {
    display: grid;
    grid-template-columns: 100%;
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-bottom: 60px;
    margin-top: 60px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}
@media screen and (max-width: 576px) {
  .pc{display: none;}
  .sec-subtext{
    padding: 60px 0;
  }
  .sec-subtext{
    display: none;
  }
  .with-video .first-text{
    text-align: left;
  }
  .width-video-background{
    background-position: top;
    background-size: cover;
  }
  .width-video-background.second{
    background: #000;
    background-position: top;
    padding: 90px 0 0 0;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .video-height{
    padding-bottom: 60px;
    border-bottom: 1px solid #999999;
  }
  .footer-other-logos{
    flex-direction: column;
    display: flex;
    gap: 30px;
    align-items: center;
  }


  .section2-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 0;
  }
  .section2-blocks {
    padding-bottom: 60px;
  }
  .section2-blocks2-info {
    margin-top: 30px;
  }
  .first-container-text-con {
    margin-top: 30px;
  }
  .mobile {
    display: block;
  }
  .mobile-first-image {
    text-align: center;
  }
  .nv-container {
    max-width: 300px;
    margin: auto;
  }
  .first-section-background {
    background: #000;
    padding-top: 0;
    padding-bottom: 60px;
  }
  .first-title {
    font-size: 28px;
  }
  .first-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
  }
  .first-container-blocks,
  .section2-blocks {
    display: grid;
    grid-template-columns: 100%;
  }
  .nv-title {
    font-size: 28px;
  }

  .video-height {
    margin-top: 60px;
    height: 480px;
  }
  .products-container {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    grid-gap: 30px;
  }
  .product-block {
    margin-bottom: 30px;
  }
  .products {
    margin-bottom: 60px;
    margin-top: 60px;
  }
  .footer-other-logos {
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    grid-gap: 30px;
  }
  .footer-logoes {
    margin-bottom: 30px;
  }
  .nv-footer {
    margin-bottom: 30px;
  }
}