Apache Sling > Sling CMS > Users > Editing a Page
Pages in Sling CMS are composed of a page resource and a number of child components. This structure allows for a flexible and composable method of building pages. To open the page editor, click on the pencil next to a page to open the page editor.
The page editor has two different sections, the page editor and in context editor.
The top bar contains page-level editing including the following options:
Below the top bar is the in context editor.
Each component is represented by a gray bar with the name of the component with a number of actions.
These actions include:
Containers allow components to be added onto the page. There can be one or more containers on the page. A container is represented by a grey bar with a single + button.
Click + to add a new component into the container.
From the modal window, you can select the type of component to add. Click Add Component to add the component into the container.