#section1 .square-container {
  width: 99vw;
  height: 1700px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(3vw, 1fr));
    grid-template-rows: repeat(auto-fit, minmax(3vh, 1fr));
  gap: 0.4vw;
  overflow-y: hidden;
}

#section1 .square {
  width: 100%;
  height: 100%;
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  animation: pulsing 3s ease-in-out infinite;
}

@keyframes pulsing {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.11);
  }
  100% {
    transform: scale(1);
  }
}
 
}