Full width Tab Responsive Page

Hi Team Tabs Responsive

Nice to see this awsomme plugin
I would like to know How I can made this complete page in full width.
Currently I am using this but it not stretching upto full width of the wordpress pages. To check this see this url – https://www.artvault.co.in/r-k-shrivastaw/
in this I am using 2 Tabs – 1st on is your Resposive Tab
2nd one of the others on the same page 1st One is not stretching upto the Full size of the page.
But st one which is of the Tabs Resposive is not strectching.