There are additional module designs available that you can control by entering a correct suffix name as a module parameter.
If you need to mix suffixes then separate classes with some space.
1. Available module designs
2. Use the following suffixes for DJ-ImageSlider module if you want to get the following view for slides. Otherwise a module will use the default css styles.
Suffix name: slider1-ms
Suffix name: testimonials-ms
Suffix name: testimonials-ms alternative-ms