@media (max-width: 767.98px) {
  .h576 {
    display: none !important;
  }
  .v576 {
    display: block !important;
  }
  :root {
    --container: 540px;
  }
  .hero_block_wrapper,
  .feedback_form_container {
  background-size: cover;
  }
  main {
    gap: calc(var(--main-content-gap) - var(--main-content-gap) * 0.4);
  }
  #footer {
    margin-top: calc(var(--main-content-gap) - var(--main-content-gap) * 0.4);
  }
  .sertificates_container {
    flex-direction: column;
  }
  .sertificates_text {
    padding-right: var(--block-vertical-padding);
  }
/*   .sertificates_slider_wrapper {
  height: 300px;
} */
  .map_container iframe {
    height: 300px;
  }
  .preims_2-item {
      flex: 1 450px;
  }
  .catalog_content.active {
      grid-template-columns: repeat(1, 1fr);
  }
  .slider__images {
      height: 500px;
  }
  .slider__thumbs {
      height: 175px;
  }
.products_items {
    grid-template-columns: repeat(1, 1fr);
}    
.preims_items {
    grid-template-columns: repeat(1, 1fr);
}
.review_items {
    grid-template-columns: repeat(1, 1fr) !important;
}
.simplesearch-results-list {
    grid-template-columns: repeat(1, 1fr) !important;
}
.feedback_form_container button[type=submit] {
    width: 100%;
}
}