How to define popup width and height

1)

After opening the guide, click "Add Step"

2)

Step popup width and height options are present in image, message and inline step panels

3)

By default the step popup width is 300 px and height is 100 px which is adjustable

The min/max popup width is 250 & 400 px and min/max popup height is 100 & 400 px

4)

This scroller comes on the step if the description exceeds the default popup height

5)

This is how the step looks when popup width and height are at maximum