html {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #dcdcdc;
    font-size: 1.1rem;
    line-height: 1.5rem;
    color: #0f0f0f
}

body {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
}

h1,h2,h3,h4,h5,h6 {
    text-align: center;
    color: #000
}
.subtitle {
    font-size: large;
    font-style: italic;
    margin: -1rem 0 0 0;
    padding: 0
}

main, section {
    border: 1px solid #bbbbbbbb;
    margin: 2rem;
    padding: 0 16px 12px 16px;
    border-radius: 12px;
    box-shadow: 1px 1px 1rem #ccc;
    background-color: #eee
}

ul.inline-nav {
    list-style: none;
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
}

em {
    font-weight: 600;
}

footer {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
}