Hoainam25699

## image-overlay.html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      :root{
        --font: 1rem;
        --line: calc(var(--font) * 2);
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
	<title>Document</title>
	<style>
	:root{
	--font: 1rem;
	--line: calc(var(--font) * 2);