Help me save my bad mix

[Andmir]

Hey, I am trying to improve my mixing, but I struggle with identifying my problems when it comes to mixing. I mixed Ola Englunds Raws, and sound great through my monitors and headset, but sounds muddy and washed out when referenced elsewhere.
Here is a link: https://drive.google.com/open?id=0B5Gusy3EAubGNUpNYVgzNmhWcEU