Beside the default WordPress options, Lvy offers a few additional options:

1) Post Settings:

2) Sidebar settings:

3) Post gallery:

All the images attached to the post, will create a slider displayed before the post content.  The image size for the slider can be changed from ‘Image Sizes->Single page thumbnails/slider’, and the size ir recommended to be proportional to the original image size:

Then there are also options that will change the behaviour of all blog posts pages. You can see them in the ‘Posts settings’: