diff --git a/package-lock.json b/package-lock.json
index 46d4010..dc940bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1650,14 +1650,36 @@
       }
     },
     "browserslist": {
-      "version": "4.7.0",
-      "resolved": "https://registry.npm.taobao.org/browserslist/download/browserslist-4.7.0.tgz",
-      "integrity": "sha1-nuiSJf/AfbA0CfL+5STcgidFihc=",
+      "version": "4.16.6",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.16.6.tgz",
+      "integrity": "sha512-Wspk/PqO+4W9qp5iUTJsa1B/QrYn1keNCcEP5OvP7WBwT4KaDly0uONYmC6Xa3Z5IqnUgS0KcgLYu1l74x0ZXQ==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30000989",
-        "electron-to-chromium": "^1.3.247",
-        "node-releases": "^1.1.29"
+        "caniuse-lite": "^1.0.30001219",
+        "colorette": "^1.2.2",
+        "electron-to-chromium": "^1.3.723",
+        "escalade": "^3.1.1",
+        "node-releases": "^1.1.71"
+      },
+      "dependencies": {
+        "caniuse-lite": {
+          "version": "1.0.30001228",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001228.tgz",
+          "integrity": "sha512-QQmLOGJ3DEgokHbMSA8cj2a+geXqmnpyOFT0lhQV6P3/YOJvGDEwoedcwxEQ30gJIwIIunHIicunJ2rzK5gB2A==",
+          "dev": true
+        },
+        "electron-to-chromium": {
+          "version": "1.3.738",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.738.tgz",
+          "integrity": "sha512-vCMf4gDOpEylPSLPLSwAEsz+R3ShP02Y3cAKMZvTqule3XcPp7tgc/0ESI7IS6ZeyBlGClE50N53fIOkcIVnpw==",
+          "dev": true
+        },
+        "node-releases": {
+          "version": "1.1.72",
+          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.72.tgz",
+          "integrity": "sha512-LLUo+PpH3dU6XizX3iVoubUNheF/owjXCZZ5yACDxNnPtgFuludV1ZL3ayK1kVep42Rmm0+R9/Y60NQbZ2bifw==",
+          "dev": true
+        }
       }
     },
     "bs58": {
@@ -1736,12 +1758,6 @@
       "resolved": "http://registry.npm.taobao.org/camelcase/download/camelcase-5.3.1.tgz?cache=0&other_urls=http%3A%2F%2Fregistry.npm.taobao.org%2Fcamelcase%2Fdownload%2Fcamelcase-5.3.1.tgz",
       "integrity": "sha1-48mzFWnhBoEd8kL3FXJaH0xJQyA="
     },
-    "caniuse-lite": {
-      "version": "1.0.30000989",
-      "resolved": "https://registry.npm.taobao.org/caniuse-lite/download/caniuse-lite-1.0.30000989.tgz",
-      "integrity": "sha1-uRk+KTzPfkQmxSRRNLjypWwKxLk=",
-      "dev": true
-    },
     "chalk": {
       "version": "2.4.2",
       "resolved": "http://registry.npm.taobao.org/chalk/download/chalk-2.4.2.tgz?cache=0&other_urls=http%3A%2F%2Fregistry.npm.taobao.org%2Fchalk%2Fdownload%2Fchalk-2.4.2.tgz",
@@ -1847,6 +1863,12 @@
       "resolved": "http://registry.npm.taobao.org/color-name/download/color-name-1.1.3.tgz",
       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
     },
+    "colorette": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.2.tgz",
+      "integrity": "sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==",
+      "dev": true
+    },
     "commander": {
       "version": "2.20.0",
       "resolved": "http://registry.npm.taobao.org/commander/download/commander-2.20.0.tgz?cache=0&other_urls=http%3A%2F%2Fregistry.npm.taobao.org%2Fcommander%2Fdownload%2Fcommander-2.20.0.tgz",
@@ -2157,12 +2179,6 @@
       "resolved": "https://registry.npm.taobao.org/edgeware-node-types/download/edgeware-node-types-1.0.10.tgz",
       "integrity": "sha1-60DvQwj4TWSXXtyZ0SrF2oke5qM="
     },
-    "electron-to-chromium": {
-      "version": "1.3.260",
-      "resolved": "https://registry.npm.taobao.org/electron-to-chromium/download/electron-to-chromium-1.3.260.tgz",
-      "integrity": "sha1-/9aGtIELqw4aQo569fCMIf58H6I=",
-      "dev": true
-    },
     "elliptic": {
       "version": "6.5.0",
       "resolved": "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.0.tgz",
@@ -2262,6 +2278,12 @@
         "es6-symbol": "^3.1.1"
       }
     },
+    "escalade": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+      "dev": true
+    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npm.taobao.org/escape-string-regexp/download/escape-string-regexp-1.0.5.tgz",
@@ -3915,15 +3937,6 @@
         }
       }
     },
-    "node-releases": {
-      "version": "1.1.32",
-      "resolved": "https://registry.npm.taobao.org/node-releases/download/node-releases-1.1.32.tgz",
-      "integrity": "sha1-SFs1wb+bTYuqEF14L4ynMeUYJ24=",
-      "dev": true,
-      "requires": {
-        "semver": "^5.3.0"
-      }
-    },
     "normalize-path": {
       "version": "3.0.0",
       "resolved": "http://registry.npm.taobao.org/normalize-path/download/normalize-path-3.0.0.tgz",