Result 画面を斜めに分割して動画を2つ同時に再生するサンプルです cssbody { background-color: black; overflow:hidden; } .parent { position: relative; height: 100vh; width: 100vw; } .video { position: absolute; top: -8px; left: -8px; width: 100%; height: 100vh; background-position: center; background-size: cover; overflow: hidden; } .clip-video { clip-path: polygon(99.9% 0, 0 99.9%, 0 0); } .clip-video-reverse { clip-path: poly
![画面を斜めに分割して2つの動画を表示する](https://cdn-ak-scissors.b.st-hatena.com/image/square/b6b1c87ada2ad66409793e3653c810e333009609/height=288;version=1;width=512/http%3A%2F%2Fkachibito.net%2Fwp-content%2Fuploads%2F2019%2F12%2Fsite-icon.png)