<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Remove</title>
</head>
<body>
<button class="button">Удалить элемент из дерева</button>
<div class="element" style="border: #2459a7 solid 1px">Element</div>
<script>
document.querySelector(".button").addEventListener('click', () => {
let element = document.querySelector('.element');
if (element !== null) {
element.remove();
}
});
</script>
</body>
</html>