diff --git a/package-lock.json b/package-lock.json
index 4f5595c..a3ad2c3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3362,14 +3362,13 @@
       "integrity": "sha1-2jCcwmPfFZlMaIypAheco8fNfH4="
     },
     "clone-deep": {
-      "version": "2.0.2",
-      "resolved": "http://r.cnpmjs.org/clone-deep/download/clone-deep-2.0.2.tgz",
-      "integrity": "sha1-ANs6Hhc2VnMNEYjD1qztbX6pdxM=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmmirror.com/clone-deep/-/clone-deep-4.0.1.tgz",
+      "integrity": "sha512-neHB9xuzh/wk0dIHweyAXv2aPGZIVk3pLMe+/RNzINf17fe0OG96QroktYAUm7SM1PBnzTabaLboqqxDyMU+SQ==",
       "requires": {
-        "for-own": "^1.0.0",
         "is-plain-object": "^2.0.4",
-        "kind-of": "^6.0.0",
-        "shallow-clone": "^1.0.0"
+        "kind-of": "^6.0.2",
+        "shallow-clone": "^3.0.0"
       }
     },
     "clone-stats": {
@@ -9434,11 +9433,6 @@
       "resolved": "http://r.cnpmjs.org/lodash.restparam/download/lodash.restparam-3.6.1.tgz",
       "integrity": "sha1-k2pOMJ7zMKdkXtQUWYbIWuWyCAU="
     },
-    "lodash.tail": {
-      "version": "4.1.1",
-      "resolved": "http://r.cnpmjs.org/lodash.tail/download/lodash.tail-4.1.1.tgz",
-      "integrity": "sha1-0jM6NtnncXyK0vfKyv7HwytERmQ="
-    },
     "lodash.template": {
       "version": "3.6.2",
       "resolved": "http://r.cnpmjs.org/lodash.template/download/lodash.template-3.6.2.tgz",
@@ -9926,22 +9920,6 @@
         }
       }
     },
-    "mixin-object": {
-      "version": "2.0.1",
-      "resolved": "http://r.cnpmjs.org/mixin-object/download/mixin-object-2.0.1.tgz",
-      "integrity": "sha1-T7lJRB2rGCVA8f4DW6YOGUel5X4=",
-      "requires": {
-        "for-in": "^0.1.3",
-        "is-extendable": "^0.1.1"
-      },
-      "dependencies": {
-        "for-in": {
-          "version": "0.1.8",
-          "resolved": "http://r.cnpmjs.org/for-in/download/for-in-0.1.8.tgz",
-          "integrity": "sha1-2Hc5COMSVhCZUrH9ubP6hn0ndeE="
-        }
-      }
-    },
     "mkdirp": {
       "version": "0.5.1",
       "resolved": "http://r.cnpmjs.org/mkdirp/download/mkdirp-0.5.1.tgz",
@@ -13887,27 +13865,26 @@
       }
     },
     "sass-loader": {
-      "version": "7.1.0",
-      "resolved": "http://r.cnpmjs.org/sass-loader/download/sass-loader-7.1.0.tgz",
-      "integrity": "sha1-Fv1ROMuLQkv4p1lSihly1yqtBp0=",
+      "version": "7.3.1",
+      "resolved": "https://registry.npmmirror.com/sass-loader/-/sass-loader-7.3.1.tgz",
+      "integrity": "sha512-tuU7+zm0pTCynKYHpdqaPpe+MMTQ76I9TPZ7i4/5dZsigE350shQWe5EZNl5dBidM49TPET75tNqRbcsUZWeNA==",
       "requires": {
-        "clone-deep": "^2.0.1",
+        "clone-deep": "^4.0.1",
         "loader-utils": "^1.0.1",
-        "lodash.tail": "^4.1.1",
         "neo-async": "^2.5.0",
-        "pify": "^3.0.0",
-        "semver": "^5.5.0"
+        "pify": "^4.0.1",
+        "semver": "^6.3.0"
       },
       "dependencies": {
         "pify": {
-          "version": "3.0.0",
-          "resolved": "http://r.cnpmjs.org/pify/download/pify-3.0.0.tgz",
-          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY="
+          "version": "4.0.1",
+          "resolved": "https://registry.npmmirror.com/pify/-/pify-4.0.1.tgz",
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g=="
         },
         "semver": {
-          "version": "5.5.1",
-          "resolved": "http://r.cnpmjs.org/semver/download/semver-5.5.1.tgz",
-          "integrity": "sha1-ff3YgUvbfKvHvg+x1zTPtmyUBHc="
+          "version": "6.3.0",
+          "resolved": "https://registry.npmmirror.com/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
         }
       }
     },
@@ -14124,20 +14101,11 @@
       }
     },
     "shallow-clone": {
-      "version": "1.0.0",
-      "resolved": "http://r.cnpmjs.org/shallow-clone/download/shallow-clone-1.0.0.tgz",
-      "integrity": "sha1-RIDNBuiC72iyrYij6lSDLixItXE=",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmmirror.com/shallow-clone/-/shallow-clone-3.0.1.tgz",
+      "integrity": "sha512-/6KqX+GVUdqPuPPd2LxDDxzX6CAbjJehAAOKlNpqqUpAqPM6HeL8f+o3a+JsyGjn2lv0WY8UsTgUJjU9Ok55NA==",
       "requires": {
-        "is-extendable": "^0.1.1",
-        "kind-of": "^5.0.0",
-        "mixin-object": "^2.0.1"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "5.1.0",
-          "resolved": "http://r.cnpmjs.org/kind-of/download/kind-of-5.1.0.tgz",
-          "integrity": "sha1-cpyR4thXt6QZofmqZWhcTDP1hF0="
-        }
+        "kind-of": "^6.0.2"
       }
     },
     "shebang-command": {
diff --git a/package.json b/package.json
index 2041b31..88f44d0 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "node-sass": "^4.13.1",
     "qs": "^6.5.2",
     "quill": "^1.3.7",
-    "sass-loader": "^7.1.0",
+    "sass-loader": "^7.3.1",
     "screenfull": "^3.3.3",
     "svg-sprite-loader": "^4.2.1",
     "vue": "^2.5.17",