I have a family wedding next February, I'm 5'11' size 12, very conscious of my tummy so like something that gives me a shape, like a definite waist, maybe a pleated/full skirt. Midi length dresses don't suit so either knee length or full length. Don't like patterns much, would prefer block colour. I'm a redhead so wear navy a lot but blues and greens are always good one me. Grateful for any help, thanks in advance x