As a first step for mobile support, make the page responsive,
hide the sidebar, and slightly adjust button/title positions and
sizes so they fit in a small screen.
Bug: T140687
Change-Id: I98f264948a57924f6370a861381456ce9c82f8d8
Following up on setting max-width, this actually should be strict
width for the moment (until we decide on more responsive design)
since without restricting width, the notification view becomes really
thin and compact if the list contains notifications that have short
titles and descriptions.
Bug: T138433
Change-Id: Ia663f7968033b01f3553a326f70736cc6a6a54a9
This is to make sure that concatenation of text inside items works
properly given CSS table-layout.
Bug: T138433
Change-Id: Iae32cbf82cdb91880c7ccd7df14d167eb75527cf