index.html

<!DOCTYPE html>
<html lang="ru">
<head>
  <meta charset="utf-8">
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  <meta name="viewport" content="width=device-width, initial-scale=1">

  <title>React CRUD</title>

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  <link rel="stylesheet" href="style/style.css">

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</head>
<body>
<div class="container"></div>

<script src="/bundle.js"></script>
</body>
</html>