diff --git a/angular.json b/angular.json
index 3d0d5fe..99f0b35 100644
--- a/angular.json
+++ b/angular.json
@@ -47,8 +47,8 @@
               "budgets": [
                 {
                   "type": "initial",
-                  "maximumWarning": "500kb",
-                  "maximumError": "1mb"
+                  "maximumWarning": "4mb",
+                  "maximumError": "5mb"
                 },
                 {
                   "type": "anyComponentStyle",
diff --git a/src/app/services/gruppe.service.ts b/src/app/services/gruppe.service.ts
index e5fd85e..7c94d00 100644
--- a/src/app/services/gruppe.service.ts
+++ b/src/app/services/gruppe.service.ts
@@ -1,13 +1,15 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { Gruppe } from '../Gruppe';
+import { environment } from '../../environments/environment';
 
 @Injectable({
   providedIn: 'root'
 })
 export class GruppeService {
 
-  public $url = "http://localhost/bildungdb/api/group_data.php";
+  private API_URL = environment.API_URL;
+  public $url = this.API_URL + "/api/group_data.php";
   strAnfrage ="";
 
   constructor(private http: HttpClient) { }
diff --git a/src/app/services/kompetenz.service.ts b/src/app/services/kompetenz.service.ts
index 049aea9..3192ad3 100644
--- a/src/app/services/kompetenz.service.ts
+++ b/src/app/services/kompetenz.service.ts
@@ -1,6 +1,7 @@
 import { Injectable } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
 import { Kompetenz } from '../kompetenz';
+import { environment } from '../../environments/environment';
 
 // https://angular.de/artikel/angular-tutorial-deutsch/#komponenten-und-services
 // Umgang mit Asynchronität
@@ -12,7 +13,8 @@ import { Kompetenz } from '../kompetenz';
 
 export class KompetenzService {
 
-  public $url = "http://localhost/bildungdb/api/kompetenzen.php";
+  private API_URL = environment.API_URL;
+  public $url = this.API_URL + "/api/kompetenzen.php";
   strAnfrage?: string;
   constructor(private http: HttpClient) { }
 
diff --git a/src/app/services/lehrling.service.ts b/src/app/services/lehrling.service.ts
index 76a9cbc..33e0779 100644
--- a/src/app/services/lehrling.service.ts
+++ b/src/app/services/lehrling.service.ts
@@ -2,13 +2,15 @@ import { Injectable } from '@angular/core';
 import { HttpClient, HttpParams } from '@angular/common/http';
 import { Lehrling } from '../lehrling';
 import { map, Observable } from 'rxjs';
+import { environment } from '../../environments/environment';
 
 @Injectable({
   providedIn: 'root'
 })
 export class LehrlingService {
 
-  public $url = "http://localhost/bildungdb/api/apprentice_list.php";
+  private API_URL = environment.API_URL;
+  public $url = "/api/apprentice_list.php";
   constructor(private http: HttpClient) { }
 
   getLehrlinge() {
diff --git a/src/app/services/login.service.ts b/src/app/services/login.service.ts
index 9c07e4c..7cf08f4 100644
--- a/src/app/services/login.service.ts
+++ b/src/app/services/login.service.ts
@@ -3,6 +3,7 @@ import { Injectable } from '@angular/core';
 import { Observable } from 'rxjs';
 import { HttpSentEvent } from '@angular/common/http';
 import { Userlogin } from '../Userlogin';
+import { environment } from '../../environments/environment';
 
 @Injectable({
   providedIn: 'root'
@@ -10,7 +11,9 @@ import { Userlogin } from '../Userlogin';
 export class LoginService {
 
   constructor(private http: HttpClient) { }
-  baseUrl = "http://localhost/bildungdb/api";
+
+  private API_URL = environment.API_URL;
+  baseUrl = this.API_URL + "/api";
 
     login(logindata): any {
       const strloginapi = this.baseUrl + '/login.php';
diff --git a/src/app/services/modul.service.ts b/src/app/services/modul.service.ts
index db4117d..1b45760 100644
--- a/src/app/services/modul.service.ts
+++ b/src/app/services/modul.service.ts
@@ -1,13 +1,15 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { _Modul } from '../_Modul';
+import { environment } from '../../environments/environment';
 
 @Injectable({
   providedIn: 'root'
 })
 export class ModulService {
 
-  public $url = "http://localhost/bildungdb/api/modul.php";
+  private API_URL = environment.API_URL;
+  public $url = this.API_URL + "/api/modul.php";
   
   constructor(private http: HttpClient) { }
 
diff --git a/src/app/services/profession.service.ts b/src/app/services/profession.service.ts
index d482125..be9543b 100644
--- a/src/app/services/profession.service.ts
+++ b/src/app/services/profession.service.ts
@@ -1,13 +1,14 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { Profession } from '../Profession';
-
+import { environment } from '../../environments/environment';
 @Injectable({
   providedIn: 'root'
 })
 export class ProfessionService {
 
-  public $url = "http://localhost/bildungdb/api/profession.php";
+  private API_URL = environment.API_URL;
+  public $url = this.API_URL + "/api/profession.php";
   constructor(private http: HttpClient) { }
 
   getProfessionList() {
diff --git a/src/app/services/pruefung.service.ts b/src/app/services/pruefung.service.ts
index 2caf095..351ca20 100644
--- a/src/app/services/pruefung.service.ts
+++ b/src/app/services/pruefung.service.ts
@@ -1,14 +1,15 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { Pruefung } from '../Pruefung';
-
+import { environment } from '../../environments/environment';
 @Injectable({
   providedIn: 'root'
 })
 export class PruefungService {
 
-  public $url = "http://localhost/bildungdb/api/pruefung.php";
-  
+  private API_URL = environment.API_URL;
+  public $url =  this.API_URL + "/api/pruefung.php";
+
   constructor(private http: HttpClient) { }
 
   getPruefungen() {
diff --git a/src/app/services/pruefungsergebnis.service.ts b/src/app/services/pruefungsergebnis.service.ts
index 4d3c2bf..71c7ff0 100644
--- a/src/app/services/pruefungsergebnis.service.ts
+++ b/src/app/services/pruefungsergebnis.service.ts
@@ -1,13 +1,14 @@
 import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
 import { Pruefungsergebnis } from '../Pruefungsergebnis';
-
+import { environment } from '../../environments/environment';
 @Injectable({
   providedIn: 'root'
 })
 export class PruefungsergebnisService {
 
-  public $url = "http://localhost/bildungdb/api/pruefungsergebnis.php";
+  private API_URL = environment.API_URL;
+  public $url = this.API_URL + "/api/pruefungsergebnis.php";
   
   constructor(private http: HttpClient) { }
 
diff --git a/src/app/services/user.service.ts b/src/app/services/user.service.ts
index 0967f85..9b0588a 100644
--- a/src/app/services/user.service.ts
+++ b/src/app/services/user.service.ts
@@ -2,13 +2,14 @@ import { HttpClient } from '@angular/common/http';
 import { EventEmitter, Injectable, Output } from '@angular/core';
 import { User } from '../user';
 import { map, Observable } from  'rxjs';
-
+import { environment } from '../../environments/environment';
 @Injectable({
   providedIn: 'root'
 })
 export class UserService {
 
-  public baseUrl = "http://localhost/bildungdb/api/";
+  private API_URL = environment.API_URL;
+  public baseUrl = this.API_URL + "/api/";
 
   redirectUrl?: string;
 
@@ -17,7 +18,7 @@ export class UserService {
 constructor(private httpClient : HttpClient) { }
   
 public userlogin(username:string, password:string) {
-    return this.httpClient.post<any>(this.baseUrl + '/login.php', { username, password })
+    return this.httpClient.post<any>(this.baseUrl + 'login.php', { username, password })
         .pipe(map((Usermodule: { name: string; }[]) => {
             this.setToken(Usermodule[0].name);
             this.getLoggedInName.emit(true);
@@ -25,7 +26,7 @@ public userlogin(username:string, password:string) {
         }));
 }
 public userregistration(name: string,email: string,pwd: string,login: string) {
-  return this.httpClient.post<any>(this.baseUrl + '/registration.php', { name,email, pwd,login })
+  return this.httpClient.post<any>(this.baseUrl + 'registration.php', { name,email, pwd,login })
       .pipe(map(Usermodule => {
           return Usermodule;
       }));
diff --git a/src/environments/environment.prod.ts b/src/environments/environment.prod.ts
index 3612073..b387d19 100644
--- a/src/environments/environment.prod.ts
+++ b/src/environments/environment.prod.ts
@@ -1,3 +1,4 @@
 export const environment = {
-  production: true
+  production: true,
+  API_URL: 'https://bfi.opencloud.at',
 };
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
index f56ff47..e6a67b6 100644
--- a/src/environments/environment.ts
+++ b/src/environments/environment.ts
@@ -3,7 +3,8 @@
 // The list of file replacements can be found in `angular.json`.
 
 export const environment = {
-  production: false
+  production: false,
+  API_URL: 'http://localhost/bildungdb',
 };
 
 /*