tweaks

README.md

@@ -2,6 +2,7 @@
 
 # Textual
 
+Textual is a Python framework for creating applications within your terminal.
 
 Textual is a Python framework for creating applications within your terminal—powered by [Rich](https://github.com/Textualize/rich).
 

examples/code_browser.css

@@ -9,16 +9,15 @@ CodeBrowser.-show-tree #tree-view {
     dock: left;
     height: 100%;            
     max-width: 50%;
-    background: $surface;     
+    background: $panel;         
 }
 
 CodeBrowser{
-    background: $surface-darken-1;    
+    background: $background;    
 }
 
 DirectoryTree {
     padding-right: 1;
-   
 }
 
 #code {

examples/code_browser.py

@@ -5,7 +5,7 @@ from rich.traceback import Traceback
 
 from textual.app import App, ComposeResult
 from textual.layout import Container, Vertical
-from textual.reactive import Reactive
+from textual.reactive import var
 from textual.widgets import DirectoryTree, Footer, Header, Static
 
 
@@ -17,7 +17,7 @@ class CodeBrowser(App):
         ("q", "quit", "Quit"),
     ]
 
-    show_tree = Reactive.init(True)
+    show_tree = var(True)
 
     def watch_show_tree(self, show_tree: bool) -> None:
         """Called when show_tree is modified."""

src/textual/widgets/_tree_control.py

@@ -164,8 +164,8 @@ class TreeNode(Generic[NodeDataType]):
 class TreeControl(Generic[NodeDataType], Static, can_focus=True):
     DEFAULT_CSS = """
     TreeControl {
-        background: $surface;
-        color: $text-surface;
+        background: $panel;
+        color: $text-panel;
         height: auto;
         width: 100%;
     }