Update README.md to document containerFluidMargin in theme configuration

imagine10255 · imagine10255 · commit 9e995911fe9c · 2025-07-19T17:00:15.000+08:00
diff --git a/README.md b/README.md
@@ -80,6 +80,11 @@ const gridTheme: IGridSetting = {
     //   xs: '1rem',
     //   lg: '40px',  
     // },
+    containerFluidMargin: '40px',
+    // containerFluidMargin: {
+    //     xs: '40px',
+    //     lg: '80px',
+    // },
     gridColumns: 12,
     gridBreakpoints: {
         xs: 0,
