body {
  background: #fff;
  color: #111;
  font-family: system-ui, sans-serif;
  margin: 2rem;
}

header {
  margin-bottom: 2rem;
}

nav,
#session,
.choices {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  text-decoration: underline;
  cursor: pointer;
}

form.logout {
  display: inline;
}

ul {
  padding-left: 1.2rem;
}

li {
  margin: 0.35rem 0;
}

dt {
  margin-top: 0.8rem;
}