header img {
	width: 100%;
	height: 100%;
}

footer {
	background-color: #1E3A62;
	text-align: center;
	color: whitesmoke;
}

.row{
	top: -10px;
	background-color: whitesmoke;
}

.pdf {
	width: 100%;
	height: 400px;
	padding: 20px 0px;
}

.ipdf {
	border: none;
	width: 100%;
	height: 400px;
}

.button {
	width: 50px;
	height: 50px;
	padding: 10px;
}

ul {
	list-style-type: none;
	padding: 0;
	margin: 0;
	overflow: hidden;
	position: relative;
	background-color: black;
	top: -10px;
	text-align: left;
}

ul li {
    display: inline-block;
    color: white;
}

ul li:hover {
    background-color: gray;
    color: white;
}

ul li a {
    color: white;
    display: inline-block;
    padding: 15px;
    text-decoration: none;
}

ul li a:hover {
    color: gold;
}