added tint and offset

docs/styles/offset.md

@@ -0,0 +1,30 @@
+# Offset
+
+The `offset` rule adds an offset to the widget's position.
+
+## Example
+
+=== "offset.py"
+
+    ```python
+    --8<-- "docs/examples/styles/offset.py"
+    ```
+
+=== "Output"
+
+    ```{.textual path="docs/examples/styles/offset.py"}
+    ```
+
+## CSS
+
+```sass
+/* Move the widget 2 cells in the x direction, and 4 in the y direction. */
+offset: 2 4;
+```
+
+## Python
+
+```python
+# Move the widget 2 cells in the x direction, and 4 in the y direction.
+widget.styles.offset = (2, 4)
+```