.topbar h1 {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar h1::before {
  content: "";
  display: block;
  width: 68px;
  height: 68px;
  flex: 0 0 68px;
  background: url("/brand-mark.svg") center / contain no-repeat;
}

@media (max-width: 640px) {
  .topbar h1 {
    gap: 10px;
  }

  .topbar h1::before {
    width: 52px;
    height: 52px;
    flex-basis: 52px;
  }
}