diff --git a/common.py b/common.py
index 670d502..fe873e8 100644
--- a/common.py
+++ b/common.py
@@ -5,6 +5,7 @@ import jinja2
 import os
 import configparser
 import sys
+from colorama import Fore, Style
 
 config = configparser.ConfigParser()
 config.read('samba-pki-tools.ini')
@@ -15,6 +16,25 @@ config.read('samba-pki-tools.ini')
 #    template_variables = {
 #        "name": "TIS (%s)" % get_current_user(), }
 
+
+class Printing():
+
+    def information(string):
+        print(Fore.CYAN + string)
+        return print(Style.RESET_ALL)
+
+    def success(string):
+        print(Fore.GREEN + string)
+        return print(Style.RESET_ALL)
+
+    def warning(string):
+        print(Fore.YELLOW + string)
+        return print(Style.RESET_ALL)
+
+    def error(string):
+        print(Fore.RED + string)
+        return print(Style.RESET_ALL)
+
 class TisPKI:
 
     def pki_dir():
@@ -138,11 +158,12 @@ def create_openssl_config():
         gen_root_ca = subprocess.run(f'/usr/bin/openssl req -x509 -new -sha512 -config {root_ca_config} -days 3650 -extensions v3_ca -keyout {TisPKI.root_ca_keyfile()} -out {TisPKI.root_ca_certfile()}', shell=True, check=True, executable='/bin/bash')
 
         if gen_root_ca.returncode == 0:
-            print(subprocess.run(f'openssl x509 -in {TisPKI.root_ca_certfile()} -text', shell=True, check=True, executable='/bin/bash'))
-            print(f'Root CA Certfile is stored in {TisPKI.root_ca_certfile()}')
+            subprocess.run(f'openssl x509 -in {TisPKI.root_ca_certfile()} -text', shell=True, check=True, executable='/bin/bash')
+            Printing.information(f'Root CA Certfile is stored in {TisPKI.root_ca_certfile()}')
             input("Press Enter to continue...")
         else:
             print('Error on generating Root CA private key')
+            os.remove(TisPKI.root_ca_keyfile())
             retry = input('If you want to retry, press Y')
             if retry == "y" or retry == 'Y':
                 create_openssl_config()