body {
  font-family: sans-serif;
  width: 100%;
  min-width: 50em;
  margin: 0;
  font-size: 1em; 
}

@media (prefers-color-scheme: dark) {
	body {
  	background-color: #000000;
  	color: #FFFFFF;
	}
	
  .modeLight{
    display: none;
  }

  .modeDark{
    display: inherit;
  }
}