なぜですか？(^^;
<iframe width="640" height="360" src="https://www.youtube.com/embed/uZdBfqcqnxM" frameborder="0" gesture="media" allow="encrypted-media" allowfullscreen></iframe>
<iframe width="640" height="360" src="https://www.youtube.com/embed/txN2yYAaPoE" frameborder="0" gesture="media" allow="encrypted-media" allowfullscreen></iframe>
<iframe width="640" height="360" src="https://www.youtube.com/embed/yC3DXgvjP88" frameborder="0" gesture="media" allow="encrypted-media" allowfullscreen></iframe>
<iframe width="640" height="360" src="https://www.youtube.com/embed/075-IChA58k" frameborder="0" gesture="media" allow="encrypted-media" allowfullscreen></iframe>
<iframe width="640" height="360" src="https://www.youtube.com/embed/Z0Gle13Yofs" frameborder="0" gesture="media" allow="encrypted-media" allowfullscreen></iframe>
왜입니까?(^^;