diff --git a/package.json b/package.json
index cd94488..99e580f 100644
--- a/package.json
+++ b/package.json
@@ -129,7 +129,7 @@
     "mocha": "^6.0.2",
     "multispinner": "^0.2.1",
     "node-loader": "~0.6.0",
-    "node-sass": "~4.11.0",
+    "node-sass": "~4.12.0",
     "nodemon": "^1.18.10",
     "nyc": "^13.3.0",
     "prettier": "~1.16.0",
diff --git a/webui/package.json b/webui/package.json
index d0690c5..b570761 100644
--- a/webui/package.json
+++ b/webui/package.json
@@ -43,7 +43,7 @@
     "eslint": "^5.8.0",
     "eslint-plugin-vue": "^5.0.0",
     "lint-staged": "^8.1.0",
-    "node-sass": "^4.9.0",
+    "node-sass": "^4.12.0",
     "sass-loader": "^7.1.0",
     "typescript": "~3.2.2",
     "vue-template-compiler": "^2.5.21"
@@ -52,7 +52,13 @@
     "pre-commit": "lint-staged"
   },
   "lint-staged": {
-    "*.js": ["vue-cli-service lint", "git add"],
-    "*.vue": ["vue-cli-service lint", "git add"]
+    "*.js": [
+      "vue-cli-service lint",
+      "git add"
+    ],
+    "*.vue": [
+      "vue-cli-service lint",
+      "git add"
+    ]
   }
 }
diff --git a/webui/yarn.lock b/webui/yarn.lock
index 92fa201..36c0961 100644
--- a/webui/yarn.lock
+++ b/webui/yarn.lock
@@ -5339,16 +5339,6 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "http://registry.npm.taobao.org/lodash.assign/download/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-  integrity sha1-DZnzzNem0mHRm9rrkkUAXShYCOc=
-
-lodash.clonedeep@^4.3.2:
-  version "4.5.0"
-  resolved "http://registry.npm.taobao.org/lodash.clonedeep/download/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
-  integrity sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=
-
 lodash.defaultsdeep@^4.6.0:
   version "4.6.0"
   resolved "http://registry.npm.taobao.org/lodash.defaultsdeep/download/lodash.defaultsdeep-4.6.0.tgz#bec1024f85b1bd96cbea405b23c14ad6443a6f81"
@@ -5374,11 +5364,6 @@ lodash.memoize@^4.1.2:
   resolved "http://registry.npm.taobao.org/lodash.memoize/download/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
   integrity sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=
 
-lodash.mergewith@^4.6.0:
-  version "4.6.1"
-  resolved "http://registry.npm.taobao.org/lodash.mergewith/download/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
-  integrity sha1-Y5BX5ybDr72z59QnQcqo1uQzWSc=
-
 lodash.tail@^4.1.1:
   version "4.1.1"
   resolved "http://registry.npm.taobao.org/lodash.tail/download/lodash.tail-4.1.1.tgz#d2333a36d9e7717c8ad2f7cacafec7c32b444664"
@@ -5823,7 +5808,12 @@ mute-stream@0.0.7:
   resolved "http://registry.npm.taobao.org/mute-stream/download/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
   integrity sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s=
 
-nan@^2.10.0, nan@^2.9.2:
+nan@^2.13.2:
+  version "2.14.0"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.0.tgz#7818f722027b2459a86f0295d434d1fc2336c52c"
+  integrity sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==
+
+nan@^2.9.2:
   version "2.12.1"
   resolved "http://registry.npm.taobao.org/nan/download/nan-2.12.1.tgz#7b1aa193e9aa86057e3c7bbd0ac448e770925552"
   integrity sha1-exqhk+mqhgV+PHu9CsRI53CSVVI=
@@ -5965,10 +5955,10 @@ node-releases@^1.1.8:
   dependencies:
     semver "^5.3.0"
 
-node-sass@^4.9.0:
-  version "4.11.0"
-  resolved "http://registry.npm.taobao.org/node-sass/download/node-sass-4.11.0.tgz#183faec398e9cbe93ba43362e2768ca988a6369a"
-  integrity sha1-GD+uw5jpy+k7pDNi4naMqYimNpo=
+node-sass@^4.12.0:
+  version "4.12.0"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.12.0.tgz#0914f531932380114a30cc5fa4fa63233a25f017"
+  integrity sha512-A1Iv4oN+Iel6EPv77/HddXErL2a+gZ4uBeZUy+a8O35CFYTXhgA8MgLCWBtwpGZdCvTvQ9d+bQxX/QC36GDPpQ==
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -5977,12 +5967,10 @@ node-sass@^4.9.0:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash.assign "^4.2.0"
-    lodash.clonedeep "^4.3.2"
-    lodash.mergewith "^4.6.0"
+    lodash "^4.17.11"
     meow "^3.7.0"
     mkdirp "^0.5.1"
-    nan "^2.10.0"
+    nan "^2.13.2"
     node-gyp "^3.8.0"
     npmlog "^4.0.0"
     request "^2.88.0"
diff --git a/yarn.lock b/yarn.lock
index 5ace4d3..cba47cc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7019,11 +7019,6 @@ lodash._root@~3.0.0:
   version "3.0.1"
   resolved "https://registry.npmjs.org/lodash._root/-/lodash._root-3.0.1.tgz#fba1c4524c19ee9a5f8136b4609f017cf4ded692"
 
-lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "http://registry.npm.taobao.org/lodash.assign/download/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-  integrity sha1-DZnzzNem0mHRm9rrkkUAXShYCOc=
-
 lodash.clonedeep@^3.0.2:
   version "3.0.2"
   resolved "http://registry.npm.taobao.org/lodash.clonedeep/download/lodash.clonedeep-3.0.2.tgz#a0a1e40d82a5ea89ff5b147b8444ed63d92827db"
@@ -7032,7 +7027,7 @@ lodash.clonedeep@^3.0.2:
     lodash._baseclone "^3.0.0"
     lodash._bindcallback "^3.0.0"
 
-lodash.clonedeep@^4.3.2, lodash.clonedeep@^4.5.0, lodash.clonedeep@~4.5.0:
+lodash.clonedeep@^4.5.0, lodash.clonedeep@~4.5.0:
   version "4.5.0"
   resolved "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
 
@@ -7109,11 +7104,6 @@ lodash.merge@^3.3.2:
     lodash.keysin "^3.0.0"
     lodash.toplainobject "^3.0.0"
 
-lodash.mergewith@^4.6.0:
-  version "4.6.1"
-  resolved "http://registry.npm.taobao.org/lodash.mergewith/download/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
-  integrity sha1-Y5BX5ybDr72z59QnQcqo1uQzWSc=
-
 lodash.pad@^4.1.0:
   version "4.5.1"
   resolved "https://registry.npmjs.org/lodash.pad/-/lodash.pad-4.5.1.tgz#4330949a833a7c8da22cc20f6a26c4d59debba70"
@@ -7826,7 +7816,12 @@ mz@^2.7.0:
     object-assign "^4.0.1"
     thenify-all "^1.0.0"
 
-nan@^2.10.0, nan@^2.9.2:
+nan@^2.13.2:
+  version "2.14.0"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.0.tgz#7818f722027b2459a86f0295d434d1fc2336c52c"
+  integrity sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==
+
+nan@^2.9.2:
   version "2.12.1"
   resolved "http://registry.npm.taobao.org/nan/download/nan-2.12.1.tgz#7b1aa193e9aa86057e3c7bbd0ac448e770925552"
   integrity sha1-exqhk+mqhgV+PHu9CsRI53CSVVI=
@@ -8015,10 +8010,10 @@ node-releases@^1.1.8:
   dependencies:
     semver "^5.3.0"
 
-node-sass@~4.11.0:
-  version "4.11.0"
-  resolved "http://registry.npm.taobao.org/node-sass/download/node-sass-4.11.0.tgz#183faec398e9cbe93ba43362e2768ca988a6369a"
-  integrity sha1-GD+uw5jpy+k7pDNi4naMqYimNpo=
+node-sass@~4.12.0:
+  version "4.12.0"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.12.0.tgz#0914f531932380114a30cc5fa4fa63233a25f017"
+  integrity sha512-A1Iv4oN+Iel6EPv77/HddXErL2a+gZ4uBeZUy+a8O35CFYTXhgA8MgLCWBtwpGZdCvTvQ9d+bQxX/QC36GDPpQ==
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -8027,12 +8022,10 @@ node-sass@~4.11.0:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash.assign "^4.2.0"
-    lodash.clonedeep "^4.3.2"
-    lodash.mergewith "^4.6.0"
+    lodash "^4.17.11"
     meow "^3.7.0"
     mkdirp "^0.5.1"
-    nan "^2.10.0"
+    nan "^2.13.2"
     node-gyp "^3.8.0"
     npmlog "^4.0.0"
     request "^2.88.0"