index.html

  <!DOCTYPE html>
  <html lang="en">
    <head>
      <meta charset="UTF-8" />
      <meta name="viewport" content="width=device-width, initial-scale=1.0" />
      <link rel="stylesheet" href="styles.css" />
      <title>Telephone Number Validator</title>
    </head>
    <body>
        <h2>freeCodeCamp Logo
              <img
            class="freecodecamp_logo"
            src="./codecamp.png"
            alt="freeCodeCamp Logo"
              />
        </h2>
        <h1>Telephone Number Validator</h1>
        <form>
          <div class="small_circle">
          </div>
          <div class="container">
                <p>Enter a Phone Number:</p>
                <input type="text" name="roman_numeral" id="user-input" />
               <p id="results-div"></p>
          </div>
          <div class="button_div">
            <button id="check-btn">Check</button>
            <button id="clear-btn">Clear</button>
          </div>
        </form> 
      <script src="script.js" defer></script>
    </body>
  </html>
</html>