drop down - account customer drop down not displayed properly.

steps:-
1.Go to the 13.127.15.161/accounts/customer_add/
2. click on account > account, create a customer.

Bug :-

• Where is located account customer create page have drop down field is not displayed properly. 
  this field are not displayed properly.
  1. Country
  2.time zone
  3.currency
  4.billing day

Expect result:-

• drop down selection field are should be displayed properly.