If you have already overridden your template settings values, You can retrieve the original default ones of your template back by following the instructions :
- Head to your wp-admin
- Go to Polls
- Click Edit on the poll you want to modify the styles of
- from the Settings panel, select Design tab
- After you have done your changes, Click “Reset setting to default”
By this, The default values for that particular template will remain.
Last updated on February 15, 2016