main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    ul {
        display: flex;
        flex-direction: column;
        gap: 2px;
        list-style: upper-roman;
    }

    a {
        color: #333;
    }

    section {
        display: flex;
        flex-direction: column;
        gap: 20px;
        justify-content: center;
        align-items: center;
        padding: 20px;
        max-width: 768px;
    }


    section[role="navigation"] {
        align-items: start;
        margin-left:6em;
    }

    article {
        display: flex;
        flex-direction: column;
        justify-content: center;
        border-bottom: 1px solid #333;
    }
}