<style>
ul::before { content: counter(section); -webkit-column-count: 65536;}
</style>
<script>
function boom() {
let ul = document.createElement('ul');
document.documentElement.appendChild(ul);
}
window.onload = boom;
</script>
<style>
ul::before { content: counter(section); -webkit-column-count: 65536;}
</style>
<script>
function boom() {
let ul = document.createElement('ul');
document.documentElement.appendChild(ul);
}
window.onload = boom;
</script>