You should probably pick a theme elsewhere like Wordpress and then put it out as a job somewhere. I did that with the WP Light word theme and used slightly different colors on our site at China Helpers. You can the see WP theme on the home page (http://www.chinahelpers.com) and then the QA on the Tip section (http://www.chinahelpers.com/tips.
Try this one http://question2answerthemes.blogspot.in/2012/02/best-question2answer-theme.html
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.
April 20, 2021: Q2A 1.8.6 released!