Gtk Zoom label

#include <time.h>
#include <cairo.h>
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkscale.h>
#include <gtk/gtkhscale.h>
#include <gtk/gtkvscale.h>
#include <gdk/gdkkeysyms.h>
#include <gdk-pixbuf/gdk-pixbuf.h>

int width, height;
GtkWindow *window;
GtkWidget *scale, *frame, *label;
GtkButton *button;

int main(int argc, char *argv[])
{
    gtk_init(&argc, &argv);
    width = gdk_screen_width();
    height = gdk_screen_height();

    window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, FALSE);
    gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_NONE);
    gtk_widget_set_size_request(GTK_WIDGET(window), width, height);
    gtk_window_set_title(GTK_WINDOW(window), "Nanana");
    frame = gtk_fixed_new();
    label = gtk_label_new("Zoom");
    button = gtk_button_new();
    gtk_widget_set_size_request(GTK_WIDGET(button), 30, 30);
    gtk_button_set_image (GTK_BUTTON(button),gtk_image_new_from_stock(GTK_STOCK_ZOOM_100, GTK_ICON_SIZE_BUTTON));
    gtk_fixed_put(GTK_FIXED(frame), GTK_WIDGET(label), 500, 370);
    gtk_fixed_put(GTK_FIXED(frame), GTK_WIDGET(button), 500, 330);
    gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(frame));

    g_signal_connect(G_OBJECT(window), "delete-event",G_CALLBACK(gtk_main_quit), NULL);
    gtk_widget_show_all(GTK_WIDGET(window));
    gtk_widget_hide(label);
    gtk_main();

    return 0x0;
}