Real Full Height Container

.selector {
  height: calc(var(--real-vh, 1vh) * 100);
}

<script>
  function setRealVh() {
    let vh = window.innerHeight * 0.01;
    document.documentElement.style.setProperty('--real-vh', `${vh}px`);
  }
  setRealVh();
  window.addEventListener('resize', setRealVh);
</script>