* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body, html {
    height: 100%;
    font-family: Arial, sans-serif;
    overflow: hidden;
  }
  
  .video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;  
    height: 100%;
    overflow: hidden;
    z-index: -1; /* Place the video behind other content */
  }
  
  #background-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    object-fit: cover;
  }
  
  .gameName {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70vw;
    height: auto;
    z-index: 1; /* Ensure the image is above the video */
}
  
    .gameName img {
    width: 100%; 
    height: auto; 
    filter: drop-shadow(5px 5px 50px rgba(0, 0, 0, 0.7)); 
}

/* animation for wobble/shake, https://www.tutorialspoint.com/css/css_animation_wobble.htm8 */
@keyframes wobble {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    25% { transform: translate(-50%, -50%) rotate(3deg); }
    50% { transform: translate(-50%, -50%) rotate(-3deg); }
    75% { transform: translate(-50%, -50%) rotate(3deg); }
    100% { transform: translate(-50%, -50%) rotate(0deg); }
}

.wobble {
    animation: wobble 0.3s ease-in-out;
}

.startbutton {
    position: absolute;
    top: 80%; /* Adjust this to position it below the game name */
    left: 50%;
    transform: translate(-50%, -50%);
    width: 15%; /* Adjust width relative to .gameName */
    height: 1%; /* Make it 75% of the game title height */
    z-index: 2; /* Ensure it's above other elements */
}

.startbutton img {
    width: 100%; 
    height: auto;
}

/* animation for the colour changes, stackoverflow.com/questions/62975982*/
@keyframes colorFlash { 
    0% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(180deg); }
    100% { filter: hue-rotate(360deg); }
}

.startbutton:hover {
    animation: colorFlash 1s infinite;

}
  button {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 20px;
    font-size: 18px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    z-index: 1; /* Keep the button on top of the video and image */
  }
  
  button:hover {
    background-color: #0056b3;
  }