diff --git a/hotel-front/package-lock.json b/hotel-front/package-lock.json
index f274a95..dd233cb 100644
--- a/hotel-front/package-lock.json
+++ b/hotel-front/package-lock.json
@@ -11,7 +11,7 @@
         "@angular/animations": "^6.0.3",
         "@angular/common": "^6.0.3",
         "@angular/compiler": "^6.0.3",
-        "@angular/core": "^6.0.3",
+        "@angular/core": "^11.0.5",
         "@angular/forms": "^6.0.3",
         "@angular/platform-browser": "^6.0.3",
         "@angular/platform-browser-dynamic": "^6.0.3",
@@ -197,18 +197,6 @@
         "@angular/core": "6.1.10"
       }
     },
-    "node_modules/@angular/cdk": {
-      "version": "6.4.7",
-      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-6.4.7.tgz",
-      "integrity": "sha512-18x0U66fLD5kGQWZ9n3nb75xQouXlWs7kUDaTd8HTrHpT1s2QIAqlLd1KxfrYiVhsEC2jPQaoiae7VnBlcvkBg==",
-      "dependencies": {
-        "tslib": "^1.7.1"
-      },
-      "peerDependencies": {
-        "@angular/common": ">=6.0.0-beta.0 <7.0.0",
-        "@angular/core": ">=6.0.0-beta.0 <7.0.0"
-      }
-    },
     "node_modules/@angular/cli": {
       "version": "6.0.8",
       "resolved": "https://registry.npmjs.org/@angular/cli/-/cli-6.0.8.tgz",
@@ -472,17 +460,22 @@
       "dev": true
     },
     "node_modules/@angular/core": {
-      "version": "6.1.10",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-6.1.10.tgz",
-      "integrity": "sha512-61l3rIQTVdT45eOf6/fBJIeVmV10mcrxqS4N/1OWkuDT29YSJTZSxGcv8QjAyyutuhcqWWpO6gVRkN07rWmkPg==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "dependencies": {
-        "tslib": "^1.9.0"
+        "tslib": "^2.0.0"
       },
       "peerDependencies": {
-        "rxjs": "^6.0.0",
-        "zone.js": "~0.8.26"
+        "rxjs": "^6.5.3",
+        "zone.js": "~0.10.3"
       }
     },
+    "node_modules/@angular/core/node_modules/tslib": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+      "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+    },
     "node_modules/@angular/forms": {
       "version": "6.1.10",
       "resolved": "https://registry.npmjs.org/@angular/forms/-/forms-6.1.10.tgz",
@@ -543,25 +536,6 @@
         "rxjs": "^6.0.0"
       }
     },
-    "node_modules/@ant-design/icons-angular": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/@ant-design/icons-angular/-/icons-angular-1.0.1.tgz",
-      "integrity": "sha512-BSF1mNejVzbQbQTTkHILNmx+F9/YLO4UAechEBnMV3f7nl2EopAtqRsGfAH+AuDwYCEXqYtPdTYXnYpYSDdNbw==",
-      "deprecated": "old",
-      "dependencies": {
-        "ant-design-palettes": "^1.1.3",
-        "tslib": "^1.9.0"
-      },
-      "peerDependencies": {
-        "@angular/animations": "^6.0.0",
-        "@angular/cdk": "^6.0.0",
-        "@angular/common": "^6.0.0",
-        "@angular/core": "^6.0.0",
-        "@angular/forms": "^6.0.0",
-        "tslib": "^1.9.0",
-        "typescript": "^2.7.0"
-      }
-    },
     "node_modules/@ngtools/webpack": {
       "version": "6.0.8",
       "resolved": "https://registry.npmjs.org/@ngtools/webpack/-/webpack-6.0.8.tgz",
@@ -1098,6 +1072,7 @@
       "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
       "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
       "dev": true,
+      "optional": true,
       "dependencies": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -2510,7 +2485,8 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "node_modules/constants-browserify": {
       "version": "1.0.0",
@@ -3033,7 +3009,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "node_modules/depd": {
       "version": "1.1.2",
@@ -4373,6 +4350,7 @@
       "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
       "dev": true,
+      "optional": true,
       "dependencies": {
         "aproba": "^1.0.3",
         "console-control-strings": "^1.0.0",
@@ -4736,7 +4714,8 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
       "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "node_modules/has-value": {
       "version": "1.0.0",
@@ -7211,6 +7190,37 @@
         "typescript": "~2.9.2"
       }
     },
+    "node_modules/ng-zorro-antd/node_modules/@angular/cdk": {
+      "version": "6.4.7",
+      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-6.4.7.tgz",
+      "integrity": "sha512-18x0U66fLD5kGQWZ9n3nb75xQouXlWs7kUDaTd8HTrHpT1s2QIAqlLd1KxfrYiVhsEC2jPQaoiae7VnBlcvkBg==",
+      "dependencies": {
+        "tslib": "^1.7.1"
+      },
+      "peerDependencies": {
+        "@angular/common": ">=6.0.0-beta.0 <7.0.0",
+        "@angular/core": ">=6.0.0-beta.0 <7.0.0"
+      }
+    },
+    "node_modules/ng-zorro-antd/node_modules/@ant-design/icons-angular": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@ant-design/icons-angular/-/icons-angular-1.0.1.tgz",
+      "integrity": "sha512-BSF1mNejVzbQbQTTkHILNmx+F9/YLO4UAechEBnMV3f7nl2EopAtqRsGfAH+AuDwYCEXqYtPdTYXnYpYSDdNbw==",
+      "deprecated": "old",
+      "dependencies": {
+        "ant-design-palettes": "^1.1.3",
+        "tslib": "^1.9.0"
+      },
+      "peerDependencies": {
+        "@angular/animations": "^6.0.0",
+        "@angular/cdk": "^6.0.0",
+        "@angular/common": "^6.0.0",
+        "@angular/core": "^6.0.0",
+        "@angular/forms": "^6.0.0",
+        "tslib": "^1.9.0",
+        "typescript": "^2.7.0"
+      }
+    },
     "node_modules/nice-try": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.5.tgz",
@@ -7546,6 +7556,7 @@
       "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz",
       "integrity": "sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==",
       "dev": true,
+      "optional": true,
       "dependencies": {
         "are-we-there-yet": "~1.1.2",
         "console-control-strings": "~1.1.0",
@@ -9189,9 +9200,9 @@
       }
     },
     "node_modules/rxjs": {
-      "version": "6.3.3",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.3.3.tgz",
-      "integrity": "sha512-JTWmoY9tWCs7zvIk/CvRjhjGaOd+OVBM987mxFo+OW66cGpdKjZcpmc74ES1sB//7Kl/PAe8+wEakuhG4pcgOw==",
+      "version": "6.6.7",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.6.7.tgz",
+      "integrity": "sha512-hTdwr+7yYNIT5n4AMYp85KA6yw2Va0FLa3Rguvbpa4W3I5xynaBZo41cM3XM+4Q6fRMj3sBYIR1VAmZMXYJvRQ==",
       "dependencies": {
         "tslib": "^1.9.0"
       },
@@ -10445,9 +10456,9 @@
       }
     },
     "node_modules/tinycolor2": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.1.tgz",
-      "integrity": "sha1-9PrTM0R7wLB9TcjpIJ2POaisd+g=",
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.2.tgz",
+      "integrity": "sha512-vJhccZPs965sV/L2sU4oRQVAos0pQXwsvTLkWYdqJ+a8Q5kPFzJTuOFwy7UniPli44NKQGAglksjvOcpo95aZA==",
       "engines": {
         "node": "*"
       }
@@ -11839,6 +11850,7 @@
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
+      "optional": true,
       "dependencies": {
         "string-width": "^1.0.2 || 2"
       }
@@ -12153,14 +12165,6 @@
         "tslib": "^1.9.0"
       }
     },
-    "@angular/cdk": {
-      "version": "6.4.7",
-      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-6.4.7.tgz",
-      "integrity": "sha512-18x0U66fLD5kGQWZ9n3nb75xQouXlWs7kUDaTd8HTrHpT1s2QIAqlLd1KxfrYiVhsEC2jPQaoiae7VnBlcvkBg==",
-      "requires": {
-        "tslib": "^1.7.1"
-      }
-    },
     "@angular/cli": {
       "version": "6.0.8",
       "resolved": "https://registry.npmjs.org/@angular/cli/-/cli-6.0.8.tgz",
@@ -12369,11 +12373,18 @@
       }
     },
     "@angular/core": {
-      "version": "6.1.10",
-      "resolved": "https://registry.npmjs.org/@angular/core/-/core-6.1.10.tgz",
-      "integrity": "sha512-61l3rIQTVdT45eOf6/fBJIeVmV10mcrxqS4N/1OWkuDT29YSJTZSxGcv8QjAyyutuhcqWWpO6gVRkN07rWmkPg==",
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@angular/core/-/core-11.0.5.tgz",
+      "integrity": "sha512-XAXWQi7R3ucZXQwx9QK5jSKJeQyRJ53u2dQDpr7R5stzeCy1a5hrNOkZLg9zOTTPcth/6+FrOrRZP9SMdxtw3w==",
       "requires": {
-        "tslib": "^1.9.0"
+        "tslib": "^2.0.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.4.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+          "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+        }
       }
     },
     "@angular/forms": {
@@ -12414,15 +12425,6 @@
         "tslib": "^1.9.0"
       }
     },
-    "@ant-design/icons-angular": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/@ant-design/icons-angular/-/icons-angular-1.0.1.tgz",
-      "integrity": "sha512-BSF1mNejVzbQbQTTkHILNmx+F9/YLO4UAechEBnMV3f7nl2EopAtqRsGfAH+AuDwYCEXqYtPdTYXnYpYSDdNbw==",
-      "requires": {
-        "ant-design-palettes": "^1.1.3",
-        "tslib": "^1.9.0"
-      }
-    },
     "@ngtools/webpack": {
       "version": "6.0.8",
       "resolved": "https://registry.npmjs.org/@ngtools/webpack/-/webpack-6.0.8.tgz",
@@ -12899,6 +12901,7 @@
       "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
       "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
       "dev": true,
+      "optional": true,
       "requires": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -14108,7 +14111,8 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "constants-browserify": {
       "version": "1.0.0",
@@ -14548,7 +14552,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "depd": {
       "version": "1.1.2",
@@ -15677,6 +15682,7 @@
       "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
       "dev": true,
+      "optional": true,
       "requires": {
         "aproba": "^1.0.3",
         "console-control-strings": "^1.0.0",
@@ -15984,7 +15990,8 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
       "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "has-value": {
       "version": "1.0.0",
@@ -18031,6 +18038,25 @@
         "@ant-design/icons-angular": "^1.0.1",
         "date-fns": "^1.29.0",
         "tslib": "^1.9.0"
+      },
+      "dependencies": {
+        "@angular/cdk": {
+          "version": "6.4.7",
+          "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-6.4.7.tgz",
+          "integrity": "sha512-18x0U66fLD5kGQWZ9n3nb75xQouXlWs7kUDaTd8HTrHpT1s2QIAqlLd1KxfrYiVhsEC2jPQaoiae7VnBlcvkBg==",
+          "requires": {
+            "tslib": "^1.7.1"
+          }
+        },
+        "@ant-design/icons-angular": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/@ant-design/icons-angular/-/icons-angular-1.0.1.tgz",
+          "integrity": "sha512-BSF1mNejVzbQbQTTkHILNmx+F9/YLO4UAechEBnMV3f7nl2EopAtqRsGfAH+AuDwYCEXqYtPdTYXnYpYSDdNbw==",
+          "requires": {
+            "ant-design-palettes": "^1.1.3",
+            "tslib": "^1.9.0"
+          }
+        }
       }
     },
     "nice-try": {
@@ -18324,6 +18350,7 @@
       "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz",
       "integrity": "sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==",
       "dev": true,
+      "optional": true,
       "requires": {
         "are-we-there-yet": "~1.1.2",
         "console-control-strings": "~1.1.0",
@@ -19685,9 +19712,9 @@
       }
     },
     "rxjs": {
-      "version": "6.3.3",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.3.3.tgz",
-      "integrity": "sha512-JTWmoY9tWCs7zvIk/CvRjhjGaOd+OVBM987mxFo+OW66cGpdKjZcpmc74ES1sB//7Kl/PAe8+wEakuhG4pcgOw==",
+      "version": "6.6.7",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.6.7.tgz",
+      "integrity": "sha512-hTdwr+7yYNIT5n4AMYp85KA6yw2Va0FLa3Rguvbpa4W3I5xynaBZo41cM3XM+4Q6fRMj3sBYIR1VAmZMXYJvRQ==",
       "requires": {
         "tslib": "^1.9.0"
       }
@@ -20777,9 +20804,9 @@
       }
     },
     "tinycolor2": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.1.tgz",
-      "integrity": "sha1-9PrTM0R7wLB9TcjpIJ2POaisd+g="
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.2.tgz",
+      "integrity": "sha512-vJhccZPs965sV/L2sU4oRQVAos0pQXwsvTLkWYdqJ+a8Q5kPFzJTuOFwy7UniPli44NKQGAglksjvOcpo95aZA=="
     },
     "tmp": {
       "version": "0.0.33",
@@ -21908,6 +21935,7 @@
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
+      "optional": true,
       "requires": {
         "string-width": "^1.0.2 || 2"
       }
diff --git a/hotel-front/package.json b/hotel-front/package.json
index 5a97aef..694b2ce 100644
--- a/hotel-front/package.json
+++ b/hotel-front/package.json
@@ -14,7 +14,7 @@
     "@angular/animations": "^6.0.3",
     "@angular/common": "^6.0.3",
     "@angular/compiler": "^6.0.3",
-    "@angular/core": "^6.0.3",
+    "@angular/core": "^11.0.5",
     "@angular/forms": "^6.0.3",
     "@angular/platform-browser": "^6.0.3",
     "@angular/platform-browser-dynamic": "^6.0.3",