html, body {
  margin: 0;
  padding: 0;
  background-color: white;
  font-family: "Times New Roman", Times, serif;
  width: 100%;
  min-height: 100vh; }

.main {
  background: white;
  min-height: 100vh;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1em;
  max-width: 50em;
  -webkit-box-sizing: border-box;
          box-sizing: border-box; }
  @media (min-width: 53em) {
    .main {
      border-left: 1px solid black;
      border-right: 1px dashed black; } }
  .main .main-content {
    max-width: 50em;
    padding: 1em 0; }

.l-centered {
  text-align: center; }

h1, h2, h3, h4 {
  margin-top: 0; }

.header-svg > svg {
  height: 4em; }

a {
  color: rgba(0, 0, 0, 0.7); }
  a:focus, a:hover {
    color: rgba(0, 0, 0, 0.6); }

figure.full-width {
  margin: 0;
  padding: 1em 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 100%; }
  figure.full-width img {
    width: 100%; }
  figure.full-width figcaption {
    font-style: italic; }