:root {
    --bg: #f3f5f3;
    --text: #1d211d;
    --muted: #636964;
    --accent: #0d7729;
}

html {
    height: 100%;
}

body {
    margin: 0;
    background-color: var(--bg);
    color: var(--text);
    font-family: "Courier New", Courier, monospace;
    display: grid;
    place-items: center;
}

main {
    width: 80%;
    max-width: 500px;
    margin-inline: auto;
}

footer {
    color: var(--muted);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--accent);
}

.container {
    width: 100%;
    max-width: 500px;
    margin-inline: auto;
}