<script> document.addEventListener('DOMContentLoaded', () => { const header = document.querySelector('header'); const headerHeight = header.offsetHeight; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); }); </script>
Preview:
downloadDownload PNG
downloadDownload JPEG
downloadDownload SVG
Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!
Click to optimize width for Twitter