<!DOCTYPE html> <html lang="ja"> <head> <meta charset="UTF-8"> <title>3択クイズ</title> <link rel="stylesheet" text="text/css" href="quiz.css"> </head> <body> <h1>3択クイズ</h1> <form id="quizForm"></form> <button id="submitBtn">解答を提出</button> <h2 id="result"></h2> <script src="quiz.js"></script> </body> </html>