Please select the area with the mouse that should be displayed inside the iframe. Simply draw a rectangle over the iframe withing the pink frame. Afterwards copy the settings to the default config or use the displayed shortcode as base. I recommend to make the iframe itself that big that no scrollbars do exist anymore. Otherwise scrolling e.g. with the mouse wheel on some browsers is possible.
The viewport string can be used for the feature "Change the viewport when iframe changes to the next step". See the
pro demo for examples.
Selection: x: y: width: height:
Please check the documentation/demos how this parameters are used! Especially color and the file id are very powerful.
Color/css backend: