1. In a digital media environment to facilitate creation of content using one or more computing devices, a method comprising: accessing content from a remote network storage location having a structured arrangement of one or more data elements through a data panel exposed via a user interface for a digital media application in connection with editing of a document design via the user interface, the document design including a layout of one or more repeating design elements, each design element comprising multiple objects of different content types grouped together, the layout of one or more repeating design elements having boundaries determined by expanding a boundary of one of the design elements; receiving a dragging motion; contracting, in response to receiving the dragging motion, the boundaries of the layout of one or more repeating design elements; removing, responsive to the contracting the boundaries of the layout, at least one of the design elements from the layout; obtaining, via the user interface, a selection of one of the one or more design elements in the document design and a selection of one of the one or more data elements from the content in the data panel; responsive to obtaining the selections, parsing the content by recognizing repeating data elements included within the structured arrangement of data elements corresponding to the selected data element; and auto-populating design elements in the layout of one or more repeating design elements corresponding to the selected design element with content of the repeating data elements corresponding to content of the selected data element.