main img {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 80%;
    width: 100vw;
    object-fit: cover;
    overflow: hidden;
}

@media screen and (max-width: 425px) {
    main img {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      height: 50%;
      width: 100vw;
      object-fit: cover;
    }
    body {
        background-image: linear-gradient(to right, #3fb0d4, #1c78be);
    }
}