main {
  width: min(95%, 650px);
  margin: auto;
}

hgroup {
  margin: 20px;
}
hgroup h1,
hgroup h2 {
  margin: 0;
}

hgroup h1 {
  font-size: xx-large;
}
hgroup h2 {
  font-size: large;
}
article h3 {
  text-align: center;
  font-size: medium;
  margin-bottom: -10px;
}
h3 {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  text-align: center;
}
h3:after,
h3:before {
  content: "";
  flex-grow: 1;
  height: 1px;
  margin: auto 10px;
  background-color: var(--black);
}

.proclaim {
  text-align: center;
  font-size: x-large;
  font-weight: bold;
  font-style: italic;
}