chore: change the font to montserrat

src/theme.jsx

@@ -0,0 +1,15 @@
+// src/theme.js
+import { createTheme } from '@mui/material/styles';
+
+const theme = createTheme({
+  typography: {
+    fontFamily: 'Montserrat, sans-serif',
+  },
+  palette: {
+    text: {
+      primary: '#26201A',
+    },
+  },
+});
+
+export default theme;