html {
    font-size: 14pt;
    font-family: Arial, Helvetica, sans-serif;
}

.content-wrapper {
    display: flex;
    justify-content: center;
}

.content {
    width: 1200px;
}

img.icon {
    height: 24px;
    margin-right: 8px;
}

ul {
    list-style-type: none;
    list-style-position: inside;
    padding: 0;
}

ul > li {
    margin: 2px 0;
}

.folder {
    cursor: pointer;
    user-select: none;
}

.nested {
    display: none;
    margin-left: 32px;
}

.active {
    display: block;
}

ul.links {
    margin-top: 10px;
}

ul.links a,
ul.links a:visited {
    color: grey;
}

@media screen and (max-width: 1200px) {
    .content {
        width: 100%;
        padding: 0 10px;
    }
}