1 <!doctype html> 2 <html class="no-js" lang="en"> 3 <head> 4 <meta charset="utf-8"> 5 <meta http-equiv="X-UA-Compatible" content="IE=edge"> 6 <title>Accessibility: Required form elements</title> 7 <meta name="description" content="Required form elements"> 8 <meta name="viewport" content="width=device-width, initial-scale=1"> 9 </head> 10 <body> 11 <form> 12 <label> 13 Enter some text: 14 <input type="text" name="some_text" value="" aria-required="true" required> 15 </label> 16 <input type="submit" name="btn_submit" value="Submit"> 17 </form> 18 </body> 19 </html>