Create Simple 1D Images / eBook Covers

I need someone to create **5** Professional looking, one dimensional report covers for me - each one with a different look. This is for a report on Well Trained Pitbulls, so the covers need to message this. For example, a pitbull cuddling with a child, or an obedient pitbull being walked by his/her mistress not paying much attention to other dogs nearby. SEE ALL SPECIFIC REQUIREMENTS UNDER LEGAL Specific requirements: 1) I need the finished covers as a vertical rectangle-shaped, not square image. 2) I need you to give me EACH COVER in two different sizes: [login to view URL] needs to be 960 X 1280 pixels [login to view URL] other needs to be 600 X 800, AND under 127KB in file size.