<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div class="mint">
<h1>민트</h1>
</div>
<div class="blue">
<h1>블루</h1>
</div>
<script>
let 민트박스
민트박스 = document.querySelector(".mint")
let 블루박스
블루박스 = document.querySelector(".blue")
민트박스.style.backgroundColor = "aquamarine"
민트박스.style.width = "500px"
민트박스.style.height = "200px"
블루박스.style.backgroundColor = "skyblue"
블루박스.style.width = "500px"
블루박스.style.height = "200px"
</script>
</body>
</html>
