1. A method comprising: generating, by a processing device, a plurality of selection areas configured for respectively selecting a plurality of selectable objects in a graphical interface, wherein generating the plurality of selection areas comprises, for a selectable object of the plurality of selectable objects: generating a boundary around the selectable object, wherein any point within the boundary is closer to the selectable object than any other selectable object of the plurality of selectable objects, and clipping the boundary to define a selection area for the selectable object; and adding, by the processing device, the plurality of selection areas to a document object model that is usable for rendering the plurality of selectable objects in the graphical interface.