Can you please update your post with some more information so we can help you faster? Things like screenshots and your environment info really speed things up.
on mobile landscape, pictures (that are on the left, then on the right of the picture on desktop) are now up then down the picture (could be ok to have them either all up or all down), and text gets out of the containers :
I would love to delete this white space on tablet while keeping the quality of the picture, and make sure pictures are either up or down the text on mobile and that text remains centered and in the containers.
And I don’t manage on mobile to move the pictures up or down without changing desktop…