html {
    font-size: 16px;
    text-align: justify;

    user-select: none;
    background-color: snow;
}

.l {
    font-style: normal;
    user-select: text;
}


@media screen and (min-width: 683px) {
    body {
        width: 633px;
        margin: auto;
        padding: 7px 20px 20px 20px;
        border: 1px solid black;
    }
}











/* a */
a {
    color: brown;
    text-decoration: none;
}

a:hover {
    font-weight: 700;
    text-decoration: underline;
}

a:active {
    font-weight: 700;
    text-decoration: line-through;
}