.biblio		{background-color:#29384b;}
a:link 		{color: white; font-weight:900;} 
a:visited 	{color: white; font-weight:900;}
.background-image {
	background-image: url("lib400.jpg");
	background-size: cover:
	background-repeat:   no-repeat;
	height: 100vh;
	color:white;
}