diff --git a/package-lock.json b/package-lock.json
index 3c9fb4b..6906b8b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -275,15 +275,23 @@
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+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
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-        "fast-deep-equal": "1.1.0",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.3.1"
+        "fast-deep-equal": "^3.1.1",
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+        "uri-js": "^4.2.2"
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+          "dev": true
+        }
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-        "delegates": "1.0.0",
-        "readable-stream": "2.3.6"
+        "delegates": "^1.0.0",
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-      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=",
-      "dev": true
+      "version": "0.2.4",
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+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.11.0.tgz",
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-      "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
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-      "optional": true,
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+        "tweetnacl": "^0.14.3"
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@@ -1450,7 +1460,7 @@
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-        "wrap-ansi": "2.1.0"
+        "string-width": "^1.0.1",
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-      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "version": "1.0.8",
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+        "delayed-stream": "~1.0.0"
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@@ -2261,8 +2265,8 @@
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-        "which": "1.3.1"
+        "lru-cache": "^4.0.1",
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@@ -2723,13 +2727,13 @@
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-      "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
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-      "optional": true,
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+        "jsbn": "~0.1.0",
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@@ -3073,9 +3077,9 @@
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-      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ=",
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-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
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-      "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
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@@ -3412,12 +3417,14 @@
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           "bundled": true,
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@@ -3432,17 +3439,20 @@
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@@ -3559,7 +3569,8 @@
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@@ -3571,6 +3582,7 @@
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@@ -3585,6 +3597,7 @@
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@@ -3592,12 +3605,14 @@
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@@ -3829,6 +3848,7 @@
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@@ -3848,6 +3868,7 @@
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@@ -3891,25 +3912,27 @@
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-      "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
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-        "inherits": "2.0.3",
-        "mkdirp": "0.5.1",
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-        "strip-ansi": "3.0.1",
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+        "has-unicode": "^2.0.0",
+        "object-assign": "^4.1.0",
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-        "lodash": "4.17.10",
-        "minimatch": "3.0.4"
+        "glob": "~7.1.1",
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-        "har-schema": "2.0.0"
+        "ajv": "^6.12.3",
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-        "sshpk": "1.14.2"
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-      "integrity": "sha1-4g/146KvwmkDILbcVSaCqcf631E=",
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@@ -5334,8 +5360,7 @@
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     },
     "tweetnacl": {
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "dev": true,
-      "optional": true
+      "dev": true
     },
     "type-is": {
       "version": "1.6.16",
@@ -9174,9 +9240,9 @@
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "vm-browserify": {
@@ -10697,7 +10763,7 @@
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
       "requires": {
-        "string-width": "1.0.2"
+        "string-width": "^1.0.2 || 2"
       }
     },
     "worker-farm": {
@@ -10744,24 +10810,24 @@
       "dev": true
     },
     "yargs": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-7.1.0.tgz",
-      "integrity": "sha1-a6MY6xaWFyf10oT46gA+jWFU0Mg=",
-      "dev": true,
-      "requires": {
-        "camelcase": "3.0.0",
-        "cliui": "3.2.0",
-        "decamelize": "1.2.0",
-        "get-caller-file": "1.0.2",
-        "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"
+      "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": "^1.1.1",
+        "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"
       },
       "dependencies": {
         "camelcase": {
@@ -10773,12 +10839,13 @@
       }
     },
     "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"
       },
       "dependencies": {
         "camelcase": {
diff --git a/package.json b/package.json
index bb03ac0..a5ee063 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "babel-preset-react": "^6.24.1",
     "css-loader": "^0.28.11",
     "html-webpack-plugin": "^3.2.0",
-    "node-sass": "4.6.1",
+    "node-sass": "4.13.1",
     "react": "^16.4.0",
     "react-dom": "^16.4.0",
     "sass-loader": "^7.0.2",