In particular embodiments, a client computing device of a user provides for presentation a user interface that includes one or more components. The client computing device may receive an indication of a message to the user. The client computing device may automatically modify the user interface to accommodate presentation of an interactive element associated with the message. The client computing device may modify the user interface at least in part by automatically modifying one or more of the components. The client computing device may automatically provide for presentation the user interface as modified and the interactive element associated with the message.