A bit much
Definition 1 of 1
Pro Tip 1/3Informal Speech
Used mainly in casual conversations, not in formal writing or speeches. 
Your outfit is a bit much for a casual dinner, don't you think?
Pro Tip 2/3Subjective Judgment
Reflects a personal opinion; what is 'a bit much' to one person may be fine for another. 
The spice in the curry is a bit much for me.
Pro Tip 3/3Emotional Overload
Can indicate that something is emotionally overwhelming or hard to handle. 
The news today is just a bit much for me to process.