@media screen and (max-width: 756px){
  .square-links-2 > div > ul{
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
  }

  .square-links-2 > div > ul li{
    width: 45%
  }
}
.square-links-2 > div > ul > li > a > div > img{
  object-fit: contain;
}