h1, h2 {
text-align: center;
color: navy;
}

h3,h4,h5,h6 {
text-align: left;
color: navy;
}

a {
color: navy;
text-decoration: underline;
}

a:hover {
text-decoration: none;
}

div.image {
text-align: center;
margin-top: 1em;
margin-bottom: 1em;
}