I hope you are well today and thank you for your question.
For the blog, feature image is too small. Its currently being stretched to fit the header section.
Here’s a sample image from the demo site
You can compare it to yours here:
Try using images over 1000px. You can also use this website to compress high-quality images without losing quality. https://tinypng.com/
Hi there,
I am also having a problem with the resolution of the pictures. after selecting a picture as post-image for my entries it reduces dramatically the quality of this ones. the original size of the Pictures is 4000px or more and the look really bad on every teaser. Check the teaser pictures for the Blog post .:S