body{
    font-family: 'Roboto', sans-serif;
    padding: 0;
    margin: 0;
}

h1{
    background-color: #555555;
    color: white;
    padding: 10px 20px;
    margin: 0;
}

h2 {
    margin-left: 20px;
    color: #555555;
}


ul {
    display: flex;
    flex-wrap: wrap;
}

ul li {
    display: block;
}

ul li a {
    display: block;
    padding: 20px 20px;
    font-size: 20px;
    text-decoration: none;
}
ul li a:hover {
    background-color: #e3e3e3;
}

ul li a h3 {
    color:#555555;
    margin: 0 0 10px 0
}
ul li a span.desc {
    color: black;
    font-size: 16px;
}
ul li a span.url {
    display: block;
    color: blue;
    font-size: 12px;
}