
</head>
<body>

    <!-- Form to submit value -->
    <form>
        <label for="value">Channel Link Format: https://youtube.com/@username</label>
        <input type="text" name="value"  class="form-control" id="value" oninput="syncFields()" placeholder="Enter YouTube channel URL" required>
       
    <div hidden>
        <input type="text" name="customfield[255]" id="customfield255" class="form-control" readonly>
        </div>
        
        <br>
        
      <div id="result"></div>    
        
    <center>    <button 
            style="color: #fff; font: normal 18px arial, sans-serif; background-color: #2E5031; border: #638E41 0px solid; width: 200px; margin: 10px auto; padding: 7px;"  
            type="button" 
            id="checkLinkButton"
            onclick="checkUnique()">Check Link</button> </center><br>
    </form>

    <!-- Area to display the result -->
  

</body>
</html>
