<html lang="ko">
<head>
<meta charset="UTF-8">
<title>CSS Forms</title>
<style>
textarea {
width: 100%;
height: 200px;
padding: 10px;
box-sizing: border-box;
border: solid 2px #1E90FF;
border-radius: 5px;
font-size: 16px;
resize: both;
}
</style>
</head>
<body>
<h1>textarea 요소에 스타일 적용</h1>
<form>
<textarea>여기에 텍스트를 입력합니다!</textarea>
</form>
</body>
</html>