styles.css

* {
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    width: 100%;
    min-height: 100vh;
    padding: 0;
    margin: 0;

    background: #326e76;

    color: white;
    font-family: 'IBM Plex Sans', sans-serif;
    text-overflow: ellipsis;

    scroll-behavior: smooth;
}

a:link,
a:visited,
a:active {
    color: white;
}

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

    width: 75%;
    min-height: 80vh;
    padding-left: 30px;
    padding-right: 30px;

    font-size: 20px;
    font-weight: 300;
    text-align: justify;
}

#greeting {
    display: flex;
    flex-flow: row nowrap;
    justify-content: center;
    align-items: center;
    margin: 4em auto;
}

#greeting img {
    max-width: 80px;
    border-radius: 50%;
    border: 1px solid white;
    margin-right: 1em;
}

#greeting h1 {
    font-size: 40px;
}

/* Footer */
footer {
    display: flex;
    flex-flow: row wrap;
    gap: 5px;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 1em 0;
    margin-top: auto;
}

#links {
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    max-width: 75%;
    list-style-type: none;
}

#links li {
    padding: 0.5em 1.5em;
}

@media screen and (max-width: 680px) {

    body {
        padding: 0 1em;
    }

    main {
        width: 100%;
    }

    #greeting {
        flex-flow: column nowrap;
        margin: 1em auto;
    }

    #greeting h1 {
        font-size: 30px;
        text-align: center;
    }

    #links {
        flex-direction: column;
        width: 100%;
        padding: 0;
    }

    #links li {
        width: 100%;
        font-size: 10px;
        text-align: center;
    }

}