.ppt:link {
	text-decoration:none;
	font-size:16px;
	text-shadow: 1px 1px 2px black; 
	color:#4bfb3e;
}
.ppt:visited {
	text-decoration:none;
	font-size:16px;
	text-shadow: 1px 1px 2px black;
	color:#4bfb3e;
}
.ppt:hover {
	text-decoration:none;
	font-size:16px;
	text-shadow: 1px 1px 2px black; 
	color:#f104ab;
}

.link__all__lib a {
	text-decoration:none;
}

.link__all__lib a:hover {
	text-decoration:none;
	color:red;
}