header {
    text-align: center;
    padding: 20px;
}

/* The navbar container */
.topnav {
    overflow: hidden;
    background-color: #333;
}

/* Navbar links */
.topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

/* Links - change color on hover */
.topnav a:hover {
    background-color: #ddd;
    color: black;
}
body {
	font-family: Arial, Verdana, sans-serif;
        background-image: url(/portfolio/images/books.jpg);
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        color: white;
}
a:link {
    color:white;
}

/* visited link */
a:visited {
    color: blue;
}

h1, h2 {
        font-style: normal;
        font-size: 30px;
        font-weight: bold;
        line-height: normal;
        text-align: center;
p {
	color: #fffff;}
ul {
       list-style-type: circle;
        color: #ffffff;}