The mobo is way to small lol
I know. I even said it several times. But I don't see it as an issue as it doesn't affect anything.
As a regular atx board just comes out to cover a portion of the whole. The length is correct. Just the width needs adjustments and it fits into the category of CBF.
Example:
http://farm8.staticflickr.com/7029/6764413539_0f739f02fe_b.jpg