<html>
<body>
<h3>A demonstration of how to access a SECTION element</h3>
<section id="mySection">
<h1>Section Heading</h1>
<p>Some text in section..</p>
</section>
<p>Click the button to set the text color of the section content to red.</p>
<button onclick="myFunction()">Try it</button>
<script>
function myFunction() {
var x = document.getElementById("mySection");
x.style.color = "red";
}
</script>
</body>
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</html>