Product nav inside the nav menu

src/Head.js

@@ -71,11 +71,11 @@ function Head(props) {
       </LinkContainer>
       <Navbar.Toggle aria-controls="basic-navbar-nav" />
       <Navbar.Collapse id="basic-navbar-nav">
-        {productNav}
         <Nav className="mr-auto" activeKey={location.pathname}>
           <LinkContainer to="/purchase">
             <Nav.Link>Comprar</Nav.Link>
           </LinkContainer>
+          {productNav}
           {(auth.role === "order" || auth.role === "admin") && (
             <LinkContainer to="/order/create">
               <Nav.Link>Abrir pedido</Nav.Link>