body, html {
  margin:0;
  height:100%;
  background: #FFFFFF;
  
  background-size: 100% 100%;
  overscroll-behavior-x: none;

  background-color: #FFFFFF;
    -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;

  -webkit-touch-callout: none;
  
  
}

.center {
  margin: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.contain {
  display:block;
  width:100%; height:100%;
  object-fit: contain;
}

.stretch {
  display:block;
  width:100%; height:100%;
}

.cover {
  display:block;
  width:100%; height:100%;
  object-fit: cover;
}


  .splash-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px; /* adjust as needed */
    flex-direction: column;
    text-align: center;
  }

  .splash-container picture.center {
     z-index: 1;
  }

  .splash-text {
  margin-top: 10px;   /* spacing below image */
  max-width: 400px; 
  font-family: sans-serif;  /* optional for readability */
}


@media (prefers-color-scheme: dark) {
  body {
    margin:0;
    height:100%;
    background: #FFFFFF;
    
    background-size: 100% 100%;
  }
}