body {
    display: flex;
    flex-direction: column;
    font-family: sans-serif;
    font-size: 18px;
}

main {
    display: flex;
    flex-direction: row;
    gap: 1%;
}

nav {
    display: flex;
    flex-direction: column;
    flex-basis: 15em;
    flex-grow: 2;

    & ul {
        list-style-type: none;
    }
}

content {
    flex-basis: 75%;
}

.cryptedmail:after {
    content: attr(data-name) "@" attr(data-domain) "." attr(data-tld);
}