/* .api-challenges { 
    display: grid;
    grid-template-columns: repeat(3, 1fr);
} */
#content { 
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;  
  }

#backToTopButton {
  grid-row-start: 11;
  grid-column: 1 / span 3;
}

  @media screen and (max-width: 768px) {
    #content {
      grid-template-columns: 1fr 1fr ;
      }

      #backToTopButton {
        grid-row-start: 16;
        grid-column: span 2;

      }
    }