!DOCTYPE htmlhtml lang=enhead meta charset=UTF-8 meta http-equiv=X-UA-Compatible content=IE=edge meta name=viewport content=width=device-width initial-scale=10 titleDocumenttitle style

<style>
.nav a {
    color: #000;
    text-decoration: none;
    margin-right: 20px;
    font-size: 18px;
    font-weight: bold;
}
.nav a:hover {
    color: blue;
}
</style>