1

hello
hello
hello
hello
hello
hello

2

tailwindcss

1

hello
hello
hello
hello
hello
hello

2

tailwindcss

1

hello
hello
hello
hello
hello
hello

2

<!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>tailwindcss</title>
    <script src="<https://cdn.tailwindcss.com>"></script>
</head>
<body>
    <!-- <https://tailwindcss.com/docs/functions-and-directives#apply> -->

    <!-- 
        아래처럼 사용하기 위해서는
        .grid-i{
            @apply border-4 border-blue-500;
        }
        를 styles.scss에 @apply를 통해 적용해야 한다.
    -->
    <h2>1</h2>
    <div class="grid grid-cols-3 gap-2 border-4 border-red-400">
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
    </div>

    <h2>2</h2>
    <div class="grid grid-cols-1 sm:grid-cols-3 md:grid-cols-4 gap-2 border-4 border-red-400">
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
        <div class="border-4 border-blue-500">hello</div>
    </div>    
</body>
</html>