<!DOCTYPE html>
<html>
  <head>
    <link rel="stylesheet" href="style/style.css">
    <link rel="stylesheet" href="style/createProject.css">
    <link rel="stylesheet" href="https://cdn.rawgit.com/twbs/bootstrap/v4-dev/dist/css/bootstrap.css">
    <link rel="stylesheet" href="style/fonts/font-awesome/css/font-awesome.min.css">
  </head>
  <body>
    <div class="content"></div>
  </body>
  <script src="bundle.js"></script>
</html>

<!DOCTYPE html>
<html>
  <head>
    <link rel="stylesheet" href="style/style.css">
    <link rel="stylesheet" href="style/createProject.css">
    <link rel="stylesheet" href="https://cdn.rawgit.com/twbs/bootstrap/v4-dev/dist/css/bootstrap.css">
    <link rel="stylesheet" href="style/fonts/font-awesome/css/font-awesome.min.css">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
  </head>
  <body>
    <div class="content"></div>
  </body>
  <script src="bundle.js"></script>
</html>

Add stable version of bootstrap.
Add stable version of bootstrap.

v4-dev version seems to be having trouble.
