- Did a bit of refactor related to the exam/exercises page;

- Improved the responsiveness of the page for mobile;

src/pages/(admin)/BatchCodeGenerator.tsx

@@ -110,28 +110,28 @@ export default function BatchCodeGenerator({user}: {user: User}) {
 			{user && (
 				<div className="grid grid-cols-2 gap-4">
 					<Button
-						className="w-48"
+						className="w-44 md:w-48"
 						variant="outline"
 						onClick={() => generateCode("student")}
 						disabled={emails.length === 0 || isLoading || !PERMISSIONS.generateCode.student.includes(user.type)}>
 						Student
 					</Button>
 					<Button
-						className="w-48"
+						className="w-44 md:w-48"
 						variant="outline"
 						onClick={() => generateCode("teacher")}
 						disabled={emails.length === 0 || isLoading || !PERMISSIONS.generateCode.teacher.includes(user.type)}>
 						Teacher
 					</Button>
 					<Button
-						className="w-48"
+						className="w-44 md:w-48"
 						variant="outline"
 						onClick={() => generateCode("admin")}
 						disabled={emails.length === 0 || isLoading || !PERMISSIONS.generateCode.admin.includes(user.type)}>
 						Admin
 					</Button>
 					<Button
-						className="w-48"
+						className="w-44 md:w-48"
 						variant="outline"
 						onClick={() => generateCode("owner")}
 						disabled={emails.length === 0 || isLoading || !PERMISSIONS.generateCode.owner.includes(user.type)}>