doc fix

Author: willmcgugan

docs/stylesheets/custom.css

@@ -13,6 +13,10 @@ h3 .doc-heading code {
     monospace;
 }
 
+.doc-heading.doc-heading-parameter {
+  font-size: .65rem;
+}
+
 body[data-md-color-primary="black"] .excalidraw  svg  {
   will-change: filter;
   filter: invert(100%) hue-rotate(180deg);

src/textual/screen.py

@@ -1231,7 +1231,7 @@ def _forward_event(self, event: events.Event) -> None:
     def dismiss(self, result: ScreenResultType | None = None) -> AwaitComplete:
         """Dismiss the screen, optionally with a result.
 
-        Any callback provided in [push_screen][textual.app.push_screen] will be invoked with the supplied result.
+        Any callback provided in [push_screen][textual.app.App.push_screen] will be invoked with the supplied result.
 
         Only the active screen may be dismissed. This method will produce a warning in the logs if
         called on an inactive screen (but otherwise have no effect).