lab4 ErrorPage

ReactLibrary/src/pages/ErrorPage.jsx

@@ -10,7 +10,7 @@ const ErrorPage = () => {
                 <Alert variant="danger">
                     Страница не найдена
                 </Alert>
-                <Button className="w-25 mt-2" variant="primary" onClick={() => navigate(-1)}>Назад</Button>
+                <Button className="w-25 mt-2 library-button" onClick={() => navigate(-1)}>Назад</Button>
             </Container>
         </Container>
     );