Document Static widget

docs/widgets/static.md

@@ -1 +1,33 @@
 # Static
+
+## Description
+
+A widget which displays a static renderable content.
+Can be used for simple text labels, but can also contain more complex Rich renderables.
+
+## Example
+
+The example below shows how you can use a `Static` widget as a simple text label.
+
+=== "Output"
+
+    ```{.textual path="docs/examples/widgets/static.py"}
+    ```
+
+=== "static.py"
+
+    ```python
+    --8<-- "docs/examples/widgets/static.py"
+    ```
+
+## Reactive Attributes
+
+This widget has no reactive attributes.
+
+## Messages
+
+This widget sends no messages.
+
+## See Also
+
+* [Static](../reference/static.md) code reference