youtubeレイアウト修正

gistfile1.txt

ytd-watch-grid[default-layout] {
  #below {
    top: 500px;
  }
}
ytd-watch-grid[full-bleed-player] {
  #columns {
    flex-direction: row-reverse;
  }
  #primary {
    width: 400px;
    flex: none;
    min-width: auto;
  }
  #secondary {
    flex: 1;
  }
}