import Workspace from "react-material-workspace-layout/Workspace" import SidebarBox from "react-material-workspace-layout/SidebarBox" <Workspace allowFullscreen headerItems={[{ name: "Prev" }, { name: "Next" }, { name: "Save" }]} onClickHeaderItem={console.log} onClickIconSidebarItem={console.log} iconSidebarItems={[ { name: "Play", }, { name: "Pause", }, ]} rightSidebarItems={[ <SidebarBox icon={<FeaturedVideoIcon />} title="Region Selector"> Hello world! </SidebarBox>, ]} > Hello World, this is the main content where an image or something might go! </Workspace>