Fallout Holotape case

I remixed the file sourced to fit an external hard drive. I used this one for the dimensions, since i personally own it: https://www.google.com/shopping/product/10811188048436695853?rlz=1C1CHBF_enUS724US724&biw=1920&bih=974&q=seagate+external+hard+drive&bav=on.2,or.&bvm=bv.143423383,d.Y2I&ion=1&espv=2&tch=1&ech=1&psi=BtdxWKKWB8ivwAT4h4rICg.1483855678370.5&sa=X&ved=0ahUKEwiIk7uY8bHRAhWJipAKHUFmDvgQ8wIIlgcwAQ
This is my first design ever and I already am aware that they do not line up evenly. The