Summary  
Demonstrates how to implement interactive hint and video tutorial sections by toggling HTML elements and linking external CSS and JavaScript.  

General domain of usage  
Web front-end development

<link
  rel="stylesheet"
  href="https://staging-content-media-cdn.codefinity.com/courses/c1087363-9025-4c37-8d5e-983a32a007e9/buttons-section/hint-video.css"
/>


<link rel="stylesheet" href="https://cdn.plyr.io/3.6.8/plyr.css" />
<link
  rel="stylesheet"
  href="https://staging-content-media-cdn.codefinity.com/courses/c1087363-9025-4c37-8d5e-983a32a007e9/video-tools-section/video-player.css"
/>


<div class="button-container">
  <button id="btn-hint" class="button" onclick="hintClick()">Hint</button>
  <button id="btn-video" class="button" onclick="videoBtnClick()">
    Video Tutorial
  </button>
</div>


<div id="hint-block" class="block">
  
  1. It is recommended to do ... <br />
  2. Use such method <code>some code</code> text again <br />
  3. Return the format <br />
</div>


<div id="video-block" class="block">
  <div class="custom-player">
    <video width="100%" controls>
      
      <source
        src="https://codefinity-content-media.s3.eu-west-1.amazonaws.com/code-1/react-pro/react-router/suspense-recording.mp4"
        type="video/mp4"
        data-plyr-config='{
          "quality": {
            "default": "720",
            "options": ["144", "240", "360", "480", "720", "1080"]
          }
        }'
      />
    </video>
  </div>
</div>


<script src="https://staging-content-media-cdn.codefinity.com/courses/c1087363-9025-4c37-8d5e-983a32a007e9/buttons-section/hint-video.js"></script>


<script src="https://cdn.plyr.io/3.6.8/plyr.js"></script>
<script src="https://staging-content-media-cdn.codefinity.com/courses/c1087363-9025-4c37-8d5e-983a32a007e9/video-tools-section/video-player.js"></script>

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This section contains a variety of buttons, each designed to perform a specific function.

This section provides auxiliary tools that support content formatting and data manipulation.

This section contains additional features and tools designed to provide enhanced functionality.

This section contains various text box elements.

Please don't use any elements from this section, as it doesn't provide any value for the content development. Thank you!

Please note that the elements in this section are deprecated and no longer recommended for use. It would be best to avoid using them moving forward. Thank you!

+ (deprecated) Hint/Video Tutorial

Source Code