I wanted to know how to do so when I click the h1 button change to red color, just with css
<!DOCTYPE html>
<html>
<head>
<style type="text/css">
button:active + h1 {
color: red;
}
</style>
</head>
<body>
<h1>OI</h1>
<button>X</button>
</body>
</html>