html, body, h1, h2, h3, h4, h5 {
    font-family: 'Ubuntu', sans-serif;
}

body {
    font-size: 18px;
}

h1 {
    font-size: 42px;
}

.w3-sidenav a {
    padding: 16px;
    font-weight: bold;
}

.spb-imgsize {
    width: 50%;
}