hello , how can i move the contact seller and number in the top right of advert? its look very ugly with the contact seller at bottom of advert and a big white hole in the top right . i attached 2 pictures to understand me better thank you.

postimg.cc/gallery/HkQH5kw

You must edit item.php and move those blocks

You must edit item.php and move those blocks

thank so much for answer, yes i know that i need to edit item.php , i found the div of right sidebar and its name '
side' but when i copy content from sright ( contact seller section with call button and email and  public profile from desktop view ) and i replace it in side div its showing different, the buttons are smaller its not showing how its showing in original div

can you help me please?

@cautsofer
Adjustments of styles is essential. Exact block must be copied. It is work you must do and test, noone will do it for you on forums.