Changed some of the palette colours and added typography

Author: NatLeung96

src/colourscheme.ts

@@ -3,10 +3,15 @@ import { createTheme } from "@mui/material/styles";
 export const defaultColours = createTheme({
   palette: {
     primary: {
-      main: "#C0C0C0"
+      main: "#000080",
       // light: currently calculated automatically by MUI
       // dark: currently calculated automatically by MUI
-      // contrastText: currently calculated automatically by MUI
-    }
-  }
+      contrastText: "#FFFFFF"
+    },
+  },
+  typography: {
+    button: {
+      textTransform: "none",
+    },
+  },
 });