url Default behavior# HTML# <o-embed url="https://youtu.be/FTQbiNvZqaY"></o-embed> Playlist URL# HTML# <o-embed url="https://youtu.be/FTQbiNvZqaY?list=RDCLAK5uy_lf8okgl2ygD075nhnJVjlfhwp8NsUgEbs"></o-embed>
