
Section 1 is the Main Column and the other sections are sidebars. Here is an example of three sections layout. We can create a layout which four choices of sections for an app page. The layout behavior is defined by a template rearranging the regions. It builds responsive applications for any type of device it will work similarly. App builder also provides the capability to build dashboard style applications. We can build single-page applications using Visualforce pages and global actions to make the app more interactive. Simply drag and drop the components into the builder layout to build the application. The lightning app builder is a point and click tool to create a single page application for Salesforce1 and Lightning Experience.
