Try and put the picture on the “pic collage” app. Save. Then try and upload that version.
Cup: Your bra shouldn’t gape but also you shouldn’t get double boob where it spills over the cup.
Band: this should sit level all the way around and you should start wearing it on the loosest point. if it rides up then the bands either to big or the straps are to tight.
Sides: the underwire should sit in line with your armpit and not be on your breast tissue. If it is then the cup is to small x