body {
    font-family: "Times New Roman", Times, serif;
    font-size: 20px;
    line-height: 1.6;
    color: #222;
    max-width: 800px;
    margin: 60px auto;
    padding: 0 32px;
}

h1 {
    text-align: center;
    font-weight: normal;
    font-size: 40px;
    margin-bottom: 6px;
}

nav {
    text-align: center;
    margin-bottom: 48px;
    font-size: 18px;
}

nav a {
    margin: 0 10px;
}

a {
    color: #1a0dab;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.portrait {
    float: right;
    margin: 0 0 16px 28px;
    width: 440px;
    max-width: 48%;
}

.portrait img {
    width: 100%;
    height: auto;
    display: block;
}

.portrait .caption {
    font-size: 18px;
    color: #555;
    line-height: 1.4;
    margin: 8px 0 0 0;
    text-align: center;
}

.bio {
    overflow: hidden;
    /* contain the floated portrait */
}

.bio > p:first-of-type {
    margin-top: 0; /* top-align text with floated portrait */
}

.links ul {
    list-style: none;
    padding-left: 0;
}

.links li {
    margin-bottom: 6px;
}

h2 {
    font-weight: normal;
    font-size: 26px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 2px;
}

.entry {
    margin-bottom: 24px;
}

.entry .date {
    color: #555;
    font-size: 16px;
}

@media (max-width: 640px) {
    body {
        font-size: 17px;
        margin: 32px auto;
        padding: 0 20px;
    }

    h1 {
        font-size: 30px;
    }

    nav {
        font-size: 16px;
        margin-bottom: 32px;
    }

    .bio {
        display: flex;
        flex-direction: column;
    }

    .portrait {
        order: 2;
        float: none;
        margin: 24px auto 0 auto;
        max-width: 70%;
        text-align: center;
    }
}