In the ... To view this section you must have an active MDB Pro account. I'm sending Email to Lead. But we are are using LWC classes slds-section and slds-is-open we need to provide svg icon as given the below example:. Example 1: Section Visibility => This allows you to set the collapse field to open or close on default.Open meaning the section or the contents of it is visible.Close meaning the contents are hidden.. Button Visibility => This allows you to show or hide the … SLDS Spotlight: Showcase of Arizona’s Dashboards, July 18, 2014 2 Figure 1. THE EXPLANATION.