Impressive Slideshow: Adding and cropping background images
You can add an image by clicking on a button with a plus icon in the "Organize Slides" section.
Impressive Slideshow: Image captions.
Use image captions to add more life and color to your slides.
Impressive Slideshow: How to set the same animation on all slides using templates.
To customize the template go to the "Templates" section and click "Edit Template"; You can customize the background imag