1/ We can give custom CSS code that removes the date. About categories, you can submit a request here – https://www.8theme.com/taskboard/ , because additional customization is outside the scope of our basic support.
Add the next code in Theme Options > Theme custom CSS > Global custom CSS:
2/ I would recommend using a graphics editor and prepare images (make them the same size) before uploading images to your media gallery.
Do you want to change color of “Continue reading” text or set other words there?
Continue Reading Type you can change in Theme Options > Blog > Blog Layout
