:root {
    font-size:1rem;
    --rhythm: 1.5rem;
    --line-length: 60vw;
}

header {
    margin-bottom: 0px;
}

h1,
h2,
h3,
h4,
h5,
h6,
.\<h1\>,
.\<h2\>,
.\<h3\>,
.\<h4\>,
.\<h5\>,
.\<h6\> {
  margin-block-start:var(--gap);
}

p {
    font-size: 1.2em;
}