update

Author: LadyBluenotes

src/routes/reference/jsx-attributes/style.mdx

@@ -31,9 +31,8 @@ CSS string or style object.
 ## Behavior
 
 - String values are written as inline CSS text.
-- Object values are applied property by property with `element.style.setProperty`.
-- Object keys should use lower-case, dash-separated CSS property names.
-- CSS custom properties can be set with keys such as `--my-color`.
+- Object values are applied property by property with `element.style.setProperty`, so keys should use lower-case, dash-separated CSS property names. CSS custom properties can use keys such as `--my-color`.
+- Nullish values in a style object remove that property, and falsy overall `style` values remove the `style` attribute.
 
 ## Examples
 
@@ -60,3 +59,8 @@ CSS string or style object.
 ```tsx
 <div style={{ "--my-custom-color": state.themeColor }} />
 ```
+
+## Related
+
+- [`class`](/reference/jsx-attributes/class)
+- [`classList`](/reference/jsx-attributes/classlist)