diff --git a/package-lock.json b/package-lock.json
index 26dd018..0708f4e 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -11644,7 +11478,7 @@
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           "dev": true,
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@@ -11653,7 +11487,7 @@
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@@ -11662,9 +11496,9 @@
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@@ -11673,7 +11507,7 @@
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+            "ansi-regex": "^2.0.0"
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@@ -11689,33 +11523,34 @@
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-          "integrity": "sha1-a6MY6xaWFyf10oT46gA+jWFU0Mg=",
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-            "which-module": "1.0.0",
-            "y18n": "3.2.1",
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+          "version": "7.1.1",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-7.1.1.tgz",
+          "integrity": "sha512-huO4Fr1f9PmiJJdll5kwoS2e4GqzGSsMT3PPMpOwoVkOK8ckqAewMTZyA6LXVQWflleb/Z8oPBEvNsMft0XE+g==",
+          "dev": true,
+          "requires": {
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+            "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",
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-          "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",
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@@ -11781,8 +11616,8 @@
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-        "js-base64": "2.4.5",
-        "source-map": "0.4.4"
+        "js-base64": "^2.1.8",
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@@ -11791,7 +11626,7 @@
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           "dev": true,
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-            "amdefine": "1.0.1"
+            "amdefine": ">=0.0.4"
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@@ -12131,23 +11966,6 @@
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-      "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
-      "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
-      "dev": true,
-      "requires": {
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-          "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-          "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
-          "dev": true
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       "resolved": "https://registry.npmjs.org/sockjs/-/sockjs-0.3.19.tgz",
@@ -12390,12 +12208,12 @@
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-      "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.0.tgz",
-      "integrity": "sha1-osfIWH5U2UJ+qe2zrD8s1SLfN4s=",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.1.tgz",
+      "integrity": "sha512-j4emi03KXqJWcIeF8eIXkjMFN1Cmb8gUlDYGeBALLPo5qdyTfA9bOtl8m33lRoC+vFMkP3gl0WsDr6+gzxbbTA==",
       "dev": true,
       "requires": {
-        "readable-stream": "2.3.6"
+        "readable-stream": "^2.0.1"
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@@ -12490,12 +12308,6 @@
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-      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.6.tgz",
-      "integrity": "sha512-87GEBAkegbBcweToUrdzf3eLhWNg06FJTebl4BVJz/JgWy8CvEr9dRtX5qWphiynMSQlxxi+QqN0z5T32SLlhA==",
-      "dev": true
-    },
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       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
@@ -12557,14 +12369,14 @@
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-      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.1.tgz",
-      "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
+      "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
       "dev": true,
       "requires": {
-        "block-stream": "0.0.9",
-        "fstream": "1.0.11",
-        "inherits": "2.0.3"
+        "block-stream": "*",
+        "fstream": "^1.0.12",
+        "inherits": "2"
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@@ -12713,27 +12525,12 @@
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-      "resolved": "https://registry.npmjs.org/true-case-path/-/true-case-path-1.0.2.tgz",
-      "integrity": "sha1-fskRMJJHZsf1c74wIMNPj9/QDWI=",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/true-case-path/-/true-case-path-1.0.3.tgz",
+      "integrity": "sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==",
       "dev": true,
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-      "dependencies": {
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-          "resolved": "https://registry.npmjs.org/glob/-/glob-6.0.4.tgz",
-          "integrity": "sha1-DwiGD2oVUSey+t1PnOJLGqtuTSI=",
-          "dev": true,
-          "requires": {
-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
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+        "glob": "^7.1.2"
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@@ -13802,7 +13599,7 @@
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       "dev": true,
       "requires": {
-        "string-width": "2.1.1"
+        "string-width": "^1.0.2 || 2"
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diff --git a/package.json b/package.json
index f6ce0c1..27ac752 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
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     "@vue/cli-service": "^3.0.0-beta.15",
     "moment": "^2.22.2",
-    "node-sass": "^4.9.0",
+    "node-sass": "^4.13.1",
     "sass-loader": "^7.0.1",
     "vue-template-compiler": "^2.5.16"
   },