cript>
    // Use double requestAnimationFrame to remove need of setTimeout.
    // Wait for the first frame to ensure that the style is computed.
    requestAnimationFrame(() => {
        // Wait for the second frame to ensure that the style is painted.
        requestAnimationFrame(() => {
            document.getElementById("current").style.columnRuleColor = "hotpink";
            document.documentElement.classList.remove("reftest-wait");
        });
    });
</script>
</html>
