comssaem

## index.html
<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>나의 첫 웹페이지</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <h1 id="Hello">안녕하세요!</h1>
  <button onclick="changeText()">클릭해보세요!
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<title>나의 첫 웹페이지</title>
	<link rel="stylesheet" href="style.css">
	</head>
	<body>
	<h1 id="Hello">안녕하세요!</h1>
	<button onclick="changeText()">클릭해보세요!