Merge pull request #96 from dakshvasudev/doc/sizedbox-documentation

docs: sizedbox documentation

Author: divyanshub024

website/docs/widgets/sized_box.md

@@ -0,0 +1,21 @@
+# SizedBox
+
+Mirai sizedBox allows you to build the Flutter sizedBox widget using JSON.
+To know more about the sizedBox widget in Flutter, refer to the [official documentation](https://api.flutter.dev/flutter/widgets/SizedBox-class.html).
+
+## Properties
+
+| Property | Type                    | Description                          |
+| -------- | ----------------------- | ------------------------------------ |
+| width    | `double?`               | The width of the SizedBox            |
+| height   | `double?`               | The height of the SizedBox           |
+| child    | `Map<String, dynamic>?` | The child widget inside the SizedBox |
+
+## Example JSON
+
+```json
+{
+  "type": "sizedBox",
+  "height": 25
+}
+```