<html lang="ko">
<head>
<meta charset="UTF-8">
<title>CSS3 Flexible Box Layout</title>
<style>
#flex {
background-color: dimgray;
width: 400px;
height: 150px;
border-radius: 15px;
display: flex;
display: flex;
}
.item {
background-color: darkgray;
border-radius: 10px;
width: 80px;
height: 50px;
margin: 10px;
color: white;
font-size: 26px;
text-align: center;
line-height: 50px;
}
</style>
</head>
<body>
<h1>플렉스 라인(flex line) - ltr</h1>
<div id="flex">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
</div>
</body>
</html>