@media only screen and (max-width: 599px){
  #collaborative{
    grid-template-columns: 1fr;
    grid-gap: 25px;
  }
  .collab-item:hover .collab-excerpt{
    opacity: 1;
  }
  .collab-overlay{
    overflow-y: scroll;
  }
  #sidenav{
    word-wrap: break-word;
    margin-right: 4%;
    margin-left: 2%;
  }
}