@charset "utf-8";
body {
	
	background-image:url(t2.gif);
  
  /* Background image is centered vertically and horizontally at all times */
  background-position: center center;
  
  /* Background image doesn't tile */
  background-repeat: no-repeat;
  
  /* Background image is fixed in the viewport so that it doesn't move when 
     the content's height is greater than the image's height */
  background-attachment: fixed;
  
  /* This is what makes the background image rescale based
     on the container's size */
  background-size: cover;
  
  /* Set a background color that will be displayed
     while the background image is loading */
  background-color: #000;
}

.a {
	background-image:url(trama.png);
	height:100vh;
	color:#FFFFFF
	}
.b {
	position: absolute;
	bottom: 5em;
	left: 1em;
}
a {
  color: white;
  text-decoration:none;
}