.gallery_grid {
  display: grid;
  grid-template-columns: repeat(2, 50%);
  grid-template-rows: repeat(2, 50%);
  grid-gap: 10px;
  margin-top: 30px;

  & .container-fluid{
    padding: 30px;
  }

  & .gal1 {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }

  & .gal2 {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  & .gal3 {
    grid-column: 2 / 3;
    grid-row: 2 /3;
  }

  & .imgSection {
    & img {
      height: 100%;
      object-fit: cover;
      object-position: center;
    }
  }
}

@media (max-width: 991px) {
  .gallery_grid {
    margin-top: 35px;
    & .gal1 {
      grid-column: 1 / 3;
      grid-row: 1 / 2;
    }
  
    & .gal2 {
      grid-column: 1 / 2;
      grid-row: 2 / 3;
    }
  
    & .gal3 {
      grid-column: 2 / 3;
      grid-row: 2 /3;
    }

    & .imgSection {
      & img {
        width: 100%;
      }
    }
  }
}

@media (max-width: 767px) {
  .gallery_grid {
    margin-top: 0px;
  }
}