Responsive assemble downside

Hello! I'm hoping someone can attend me out with this downside. I am engaged on designing my internet residing and the cell model appears extensive, desktop appears extensive, however the cell landscape peek and the tablet peek are no longer working properly. There's a gargantuan gray block on the coolest hand aspect. I've tried all forms of diversified settings for the image in tablet mode and it appears stunning on the bettering display however no longer on the proper display. I'm additionally having a downside in that transition from Cellular to landscape or tablet where the emblem and primary menu acquire if truth be told tiny. After I rotate my phone lend a hand to portrait mode my emblem may maybe be very tiny and displays the fleshy emblem with internet residing name as in opposition to genuine the emblem, which is what’s supposed to repeat on the cell layout. if anybody can attend me figure out how to fix this that may maybe be unbelievable!
my internet residing