I recently started a blog with a seo optimized theme .it works fine on desktop .but on mobile it sometimes shows default blogger mobile view and sometimes custom template .see it here jobstop11.blogspot.com
You need to go to Blogger> Template
Now, Click on Gear Icon as Shown in Picture Now, A Popup Will Appear. check No Line and Click on Save! Done!
@Shivansh I did it .but still its the same problem .I guess. There is a problem in template which I got