.IntroImage img {
    height: 3500px;
    width: auto;
}

.play-button {

   position: absolute;   /* allows exact positioning */
    left: 2800px;          /* X coordinate: distance from the left edge */
    top: 3000px;           /* Y coordinate: distance from the top edge */
    font-size: 200px;      /* makes text larger */
    text-decoration: none; /* optional: removes underline */ 
    color: #E60000; 
    
}