hello people, we already paid and submitted all documents. we finished ds-260. the question is what's next? do we need to send civil documents? where?

Please see the blog post linked below. It should answer all questions. http://blog.mygcvisa.com/2013/09/nvc-consular-processing-steps.html

which country you are, did you send civil deoments and affadivte of support by internet, scanner, any way , after 20 busness days from complete DS-260 AND SEND IT, you should send massage to nvc, to update your case, AND YOU WILL NOW IF THEY NEED MORE THING