.wp-block-video{
box-sizing:border-box;
}
.wp-block-video video{
width:100%;
}
@supports (position:sticky){
.wp-block-video [poster]{
-o-object-fit:cover;
object-fit:cover;
}
}
.wp-block-video.aligncenter{
text-align:center;
}
.wp-block-video figcaption{
margin-bottom:1em;
margin-top:.5em;
}
All system for education purposes only. For more tools: Telegram @jackleet