.page-back {
  display: grid;
  place-items: center;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid rgba(117, 214, 90, .25);
  border-radius: 12px;
  background: #12352a;
  color: #eef8f1;
  cursor: pointer;
}

.page-back svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-back:disabled {
  opacity: .35;
  cursor: default;
}

.page-back:focus-visible {
  outline: 3px solid #75d65a;
  outline-offset: 3px;
}

.topbar .wordmark {
  margin-right: auto;
  margin-left: 10px;
}