<!doctype html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta name = "viewport" content = "width = device-width, initial-scale=1, user-scalable=yes">
<meta name="format-detection" content="telephone=no">
<!-- description 80~90文字 -->
<meta name="description" content="サイト説明文">
<!-- OG -->
<meta property="og:title" content="ページタイトル"/>
<meta property="og:site_name" content="サイト名">
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<meta property="og:type" content="website">
<meta property="og:locale" content="ja-JP">
<!-- og:image 1200×630px (1.91:1)-->
<meta property="og:image" content="OGイメージ">
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<meta property="og:description" content="サイト説明文"/>
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<meta name="twitter:card" content="summary_large_image" />
<!-- OG ここまで-->
<title></title>
<link rel="stylesheet" href="assets/css/reset.css">
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<link href="assets/images/common/favicon.ico" rel="icon" type="image/x-icon" />
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<body>
<header>
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<main>
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<footer>
<small class="footer__copyright"></small>
</footer>
<script src="https://code.jquery.com/jquery-3.6.3.min.js" integrity="sha256-pvPw+upLPUjgMXY0G+8O0xUf+/Im1MZjXxxgOcBQBXU=" crossorigin="anonymous"></script>
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</body>
</html>
reset.css
「HTML5 Doctor Reset CSS」http://html5doctor.com/html-5-reset-stylesheet/
@charset "UTF-8";
/* CSS Document */// JavaScript Document