動画をご覧ください。 <iframe width="560" height="315" src="https://www.youtube.com/embed/eN0Wh7lVCJ0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe> <iframe width="560" height="315" src="https://www.youtube.com/embed/CpFJCFG77GQ" frameborder="0" allow="accelerometer; ...