80% Zoom in browser, for scroll down fix. How to fix blurry pic in every post?

why all the pictures look blurry. please help look at https://amanatagungcom.blogspot.com/ Thank you

I purchased your theme axactmagazine blogger a while ago and installed the theme after purchasing it, but the package cannot be installed. “There is no style.css style sheet.” What should I do to solve this problem?

install theme themeforest-nq9p0Who-axact-responsive-magazine-blogger-theme.zip