There are a lot of components in DPE which are shared between applications e.g. ContentManager, SubclipEditor, RoughcutEdit, Admin, SystemMonitor. Configuring these component inside |Common|DPEUISchemes|<NameOfScheme>| will make them look consistent everywhere. Of course, these component stylings can be adapted at application level.
Cross-application UI Theme configuration
Valid for all DPE Web Applications