Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<style></style>
<script>
document.documentElement.className = 'c1'
o1 = document.createElement('form')
o2 = document.createElement('e')
o1.className = 'c2'
document.documentElement.appendChild(o1)
document.documentElement.appendChild(o2)
document.styleSheets[0].insertRule('.c1:first-line, .c2 { position:fixed', 0);
document.documentElement.getBoundingClientRect()
document.styleSheets[0].cssRules[0].style.position = 'relative'
</script>