diff --git a/frontend/user/package-lock.json b/frontend/user/package-lock.json
index cbf221c..b0ba221 100644
--- a/frontend/user/package-lock.json
+++ b/frontend/user/package-lock.json
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+            "load-json-file": "^1.0.0",
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-      "version": "2.2.4",
-      "resolved": "https://registry.npmjs.org/sass-graph/-/sass-graph-2.2.4.tgz",
-      "integrity": "sha1-E/vWPNHK8JCLn9k0dq1DpR0eC0k=",
+      "version": "2.2.6",
+      "resolved": "https://registry.npmjs.org/sass-graph/-/sass-graph-2.2.6.tgz",
+      "integrity": "sha512-MKuEYXFSGuRSi8FZ3A7imN1CeVn9Gpw0/SFJKdL1ejXJneI9a5rwlEZrKejhEFAA3O6yr3eIyl/WuvASvlT36g==",
       "dev": true,
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-        "glob": "7.1.4",
-        "lodash": "4.17.15",
-        "scss-tokenizer": "0.2.3",
-        "yargs": "7.1.0"
+        "glob": "^7.0.0",
+        "lodash": "^4.0.0",
+        "scss-tokenizer": "^0.2.3",
+        "yargs": "^7.0.0"
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@@ -9208,9 +9205,9 @@
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           "dev": true,
           "requires": {
-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1",
-            "wrap-ansi": "2.1.0"
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wrap-ansi": "^2.0.0"
           }
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         "get-caller-file": {
@@ -9231,7 +9228,7 @@
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "dev": true,
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
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         "lcid": {
@@ -9240,7 +9237,7 @@
           "integrity": "sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=",
           "dev": true,
           "requires": {
-            "invert-kv": "1.0.0"
+            "invert-kv": "^1.0.0"
           }
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         "os-locale": {
@@ -9249,7 +9246,7 @@
           "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
           "dev": true,
           "requires": {
-            "lcid": "1.0.0"
+            "lcid": "^1.0.0"
           }
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@@ -9264,9 +9261,9 @@
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
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@@ -9275,7 +9272,7 @@
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
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         "which-module": {
@@ -9290,8 +9287,8 @@
           "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
           "dev": true,
           "requires": {
-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1"
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1"
           }
         },
         "y18n": {
@@ -9301,33 +9298,34 @@
           "dev": true
         },
         "yargs": {
-          "version": "7.1.0",
-          "resolved": "https://registry.npmjs.org/yargs/-/yargs-7.1.0.tgz",
-          "integrity": "sha1-a6MY6xaWFyf10oT46gA+jWFU0Mg=",
+          "version": "7.1.1",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-7.1.1.tgz",
+          "integrity": "sha512-huO4Fr1f9PmiJJdll5kwoS2e4GqzGSsMT3PPMpOwoVkOK8ckqAewMTZyA6LXVQWflleb/Z8oPBEvNsMft0XE+g==",
           "dev": true,
           "requires": {
-            "camelcase": "3.0.0",
-            "cliui": "3.2.0",
-            "decamelize": "1.2.0",
-            "get-caller-file": "1.0.3",
-            "os-locale": "1.4.0",
-            "read-pkg-up": "1.0.1",
-            "require-directory": "2.1.1",
-            "require-main-filename": "1.0.1",
-            "set-blocking": "2.0.0",
-            "string-width": "1.0.2",
-            "which-module": "1.0.0",
-            "y18n": "3.2.1",
-            "yargs-parser": "5.0.0"
+            "camelcase": "^3.0.0",
+            "cliui": "^3.2.0",
+            "decamelize": "^1.1.1",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^1.4.0",
+            "read-pkg-up": "^1.0.1",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^1.0.2",
+            "which-module": "^1.0.0",
+            "y18n": "^3.2.1",
+            "yargs-parser": "5.0.0-security.0"
           }
         },
         "yargs-parser": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-5.0.0.tgz",
-          "integrity": "sha1-J17PDX/+Bcd+ZOfIbkzZS/DhIoo=",
+          "version": "5.0.0-security.0",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-5.0.0-security.0.tgz",
+          "integrity": "sha512-T69y4Ps64LNesYxeYGYPvfoMTt/7y1XtfpIslUeK4um+9Hu7hlGoRtaDLvdXb7+/tfq4opVa2HRY5xGip022rQ==",
           "dev": true,
           "requires": {
-            "camelcase": "3.0.0"
+            "camelcase": "^3.0.0",
+            "object.assign": "^4.1.0"
           }
         }
       }
@@ -9375,8 +9373,8 @@
       "integrity": "sha1-jrBtualyMzOCTT9VMGQRSYR85dE=",
       "dev": true,
       "requires": {
-        "js-base64": "2.5.1",
-        "source-map": "0.4.4"
+        "js-base64": "^2.1.8",
+        "source-map": "^0.4.2"
       },
       "dependencies": {
         "source-map": {
@@ -9385,7 +9383,7 @@
           "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
           "dev": true,
           "requires": {
-            "amdefine": "1.0.1"
+            "amdefine": ">=0.0.4"
           }
         }
       }
@@ -10029,7 +10027,7 @@
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       "dev": true,
       "requires": {
-        "readable-stream": "2.3.6"
+        "readable-stream": "^2.0.1"
       }
     },
     "stealthy-require": {
@@ -10176,7 +10174,7 @@
       "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
       "dev": true,
       "requires": {
-        "is-utf8": "0.2.1"
+        "is-utf8": "^0.2.0"
       }
     },
     "strip-eof": {
@@ -10269,9 +10267,9 @@
       "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
       "dev": true,
       "requires": {
-        "block-stream": "0.0.9",
-        "fstream": "1.0.12",
-        "inherits": "2.0.4"
+        "block-stream": "*",
+        "fstream": "^1.0.12",
+        "inherits": "2"
       }
     },
     "terser": {
@@ -10485,7 +10483,7 @@
       "integrity": "sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==",
       "dev": true,
       "requires": {
-        "glob": "7.1.4"
+        "glob": "^7.1.2"
       }
     },
     "tryer": {
@@ -11510,7 +11508,7 @@
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
       "requires": {
-        "string-width": "2.1.1"
+        "string-width": "^1.0.2 || 2"
       }
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     "wordwrap": {
diff --git a/frontend/user/package.json b/frontend/user/package.json
index dbb8951..f7f1158 100644
--- a/frontend/user/package.json
+++ b/frontend/user/package.json
@@ -30,7 +30,7 @@
     "@vue/cli-plugin-babel": "^4.1",
     "@vue/cli-plugin-typescript": "^4.1",
     "@vue/cli-service": "^4.1",
-    "node-sass": "^4.9",
+    "node-sass": "^4.13",
     "sass-loader": "^7.1",
     "typescript": "^3.4",
     "vue-cli-plugin-i18n": "^0.6",