.section-c{
    margin: 6% 7vw;
}

.section-c .gallery{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.section-c .gallery img,
.section-c .gallery a {
  width: 100%;
  height: 100%;
}

.big{
padding: 0.3vw 0.3vw;
}

    .section-c .gallery a:nth-child(3),
    .section-c .gallery a:nth-child(6),
    .section-c .gallery a:nth-child(8),
    .section-c .gallery a:nth-child(21),
    .section-c .gallery a:nth-child(26),
    .section-c .gallery a:nth-child(28),
    .section-c .gallery a:nth-child(34) {
        grid-column: 3/5;
      }

    .section-c .gallery a:nth-child(7),
    .section-c .gallery a:nth-child(20),
    .section-c .gallery a:nth-child(25),
    .section-c .gallery a:nth-child(27),
    .section-c .gallery a:nth-child(33) {
     grid-column: 1/3;
      }

    .section-c .gallery a:nth-child(10),
    .section-c .gallery a:nth-child(23) {
     grid-column: 2/4;
      }



  @media (max-width: 900px){

    .section-c .gallery{
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }



    .section-c .gallery a:nth-child(3),
    .section-c .gallery a:nth-child(6),
    .section-c .gallery a:nth-child(7),
    .section-c .gallery a:nth-child(8),
    .section-c .gallery a:nth-child(9),
    .section-c .gallery a:nth-child(10),
    .section-c .gallery a:nth-child(19),
    .section-c .gallery a:nth-child(20),
    .section-c .gallery a:nth-child(21),
    .section-c .gallery a:nth-child(22),
    .section-c .gallery a:nth-child(23), 
    .section-c .gallery a:nth-child(24),
    .section-c .gallery a:nth-child(25),
    .section-c .gallery a:nth-child(26),
    .section-c .gallery a:nth-child(27),
    .section-c .gallery a:nth-child(28),
    .section-c .gallery a:nth-child(33),
    .section-c .gallery a:nth-child(34) {
        grid-column: 1/3;
    }

    

    

    
  }