chromium/src/third_party/blink/web_tests/fast/forms/number/number-broken-by-container-style.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <style>
 input::-webkit-textfield-decoration-container {
   writing-mode: vertical-rl;
 }
 </style>
 <input type=number placeholder="foo">
 <input type=number value="123456">
 <script>
 document.querySelectorAll('input')[1].focus();
 </script>
	<!DOCTYPE html>
	<style>
	input::-webkit-textfield-decoration-container {
	writing-mode: vertical-rl;
	}
	</style>
	<input type=number placeholder="foo">
	<input type=number value="123456">
	<script>
	document.querySelectorAll('input')[1].focus();
	</script>