How do I simplify #(1+tan^2x+sec^2xcot^2x)/(csc^2x+cot^2xcsc^2x)#?

#(1+tan^2x+sec^2xcot^2x) / (csc^2x+cot^2xcsc^2x)#

I tried simplifying terms and it turned into a mega mess. I just need a simple explanation. Thank you!