diff --git a/src/global.css b/src/global.css
new file mode 100644
index 0000000..1068e61
--- /dev/null
+++ b/src/global.css
@@ -0,0 +1,5 @@
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
\ No newline at end of file
diff --git a/src/main.jsx b/src/main.jsx
index 3e08861..817672a 100644
--- a/src/main.jsx
+++ b/src/main.jsx
@@ -3,6 +3,7 @@ import ReactDOM from 'react-dom/client';
 import { BrowserRouter } from 'react-router-dom';
 import AppRouter from '@src/router/AppRouter';
 import { AppProvider } from '@src/context';
+import './global.css';
 
 ReactDOM.createRoot(document.getElementById('root')).render(
   <React.StrictMode>