I really struggle to design things in a design app. If I have to design something with Bootstrap I just browse for a bit of inspiration on Dribbble then start c

I really struggle to design things in a design app. If I have to design something with Bootstrap I just browse for a bit of inspiration on Dribbble then start coding. I'd love to be able to design things in PS or Sketch but I find it takes 5x as long as it'd take me to make something by hand.