Nice and chilly...
Everything was very well put together for the most part. The song had a good amount of repetition except for the drop. Just some little changes in notes could change that though. Also, the intro piano seems to be "clicking" a little, at least on my speakers. Your mixing is good but seems a little "underdeveloped"; it's not really a problem though. I wouldn't give it much thought unless you want to make a career of your music.
-Annie