diff --git a/vuejs/transition-animation/package-lock.json b/vuejs/transition-animation/package-lock.json
index aced2c7..fb7de9b 100644
--- a/vuejs/transition-animation/package-lock.json
+++ b/vuejs/transition-animation/package-lock.json
@@ -2459,15 +2459,35 @@
       }
     },
     "browserslist": {
-      "version": "4.13.0",
-      "resolved": "https://registry.npm.taobao.org/browserslist/download/browserslist-4.13.0.tgz?cache=0&sync_timestamp=1593912354155&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fbrowserslist%2Fdownload%2Fbrowserslist-4.13.0.tgz",
-      "integrity": "sha1-QlVsugEeGwondbYRy6ao7KGOlA0=",
+      "version": "4.21.2",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.21.2.tgz",
+      "integrity": "sha512-MonuOgAtUB46uP5CezYbRaYKBNt2LxP0yX+Pmj4LkcDFGkn9Cbpi83d9sCjwQDErXsIJSzY5oKGDbgOlF/LPAA==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30001093",
-        "electron-to-chromium": "^1.3.488",
-        "escalade": "^3.0.1",
-        "node-releases": "^1.1.58"
+        "caniuse-lite": "^1.0.30001366",
+        "electron-to-chromium": "^1.4.188",
+        "node-releases": "^2.0.6",
+        "update-browserslist-db": "^1.0.4"
+      },
+      "dependencies": {
+        "caniuse-lite": {
+          "version": "1.0.30001370",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001370.tgz",
+          "integrity": "sha512-3PDmaP56wz/qz7G508xzjx8C+MC2qEm4SYhSEzC9IBROo+dGXFWRuaXkWti0A9tuI00g+toiriVqxtWMgl350g==",
+          "dev": true
+        },
+        "electron-to-chromium": {
+          "version": "1.4.200",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.4.200.tgz",
+          "integrity": "sha512-nPyI7oHc8T64oSqRXrAt99gNMpk0SAgPHw/o+hkNKyb5+bcdnFtZcSO9FUJES5cVkVZvo8u4qiZ1gQILl8UXsA==",
+          "dev": true
+        },
+        "node-releases": {
+          "version": "2.0.6",
+          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.6.tgz",
+          "integrity": "sha512-PiVXnNuFm5+iYkLBNeq5211hvO38y63T0i2KKh2KnUs3RpzJ+JtODFjkD8yjLwnDkTYF1eKXheUwdssR+NRZdg==",
+          "dev": true
+        }
       }
     },
     "buffer": {
@@ -4143,12 +4163,6 @@
       "integrity": "sha1-SGYSh1c9zFPjZsehrlLDoSDuybo=",
       "dev": true
     },
-    "electron-to-chromium": {
-      "version": "1.3.501",
-      "resolved": "https://registry.npm.taobao.org/electron-to-chromium/download/electron-to-chromium-1.3.501.tgz?cache=0&sync_timestamp=1595146862642&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Felectron-to-chromium%2Fdownload%2Felectron-to-chromium-1.3.501.tgz",
-      "integrity": "sha1-+qF6LLAQXuMNXhyofq59joXdMXU=",
-      "dev": true
-    },
     "elliptic": {
       "version": "6.5.3",
       "resolved": "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.3.tgz?cache=0&sync_timestamp=1592492820150&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Felliptic%2Fdownload%2Felliptic-6.5.3.tgz",
@@ -4285,12 +4299,6 @@
         "is-symbol": "^1.0.2"
       }
     },
-    "escalade": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npm.taobao.org/escalade/download/escalade-3.0.2.tgz?cache=0&sync_timestamp=1594742944513&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fescalade%2Fdownload%2Fescalade-3.0.2.tgz",
-      "integrity": "sha1-algNcO24eIDyK0yR0NVgeN9pYsQ=",
-      "dev": true
-    },
     "escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npm.taobao.org/escape-html/download/escape-html-1.0.3.tgz",
@@ -6665,12 +6673,6 @@
         }
       }
     },
-    "node-releases": {
-      "version": "1.1.59",
-      "resolved": "https://registry.npm.taobao.org/node-releases/download/node-releases-1.1.59.tgz?cache=0&sync_timestamp=1594212264030&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fnode-releases%2Fdownload%2Fnode-releases-1.1.59.tgz",
-      "integrity": "sha1-TWSDMGQc7HBL/xD45P4o5FOrjo4=",
-      "dev": true
-    },
     "normalize-package-data": {
       "version": "2.5.0",
       "resolved": "https://registry.npm.taobao.org/normalize-package-data/download/normalize-package-data-2.5.0.tgz",
@@ -7156,6 +7158,12 @@
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
       "dev": true
     },
+    "picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==",
+      "dev": true
+    },
     "picomatch": {
       "version": "2.2.2",
       "resolved": "https://registry.npm.taobao.org/picomatch/download/picomatch-2.2.2.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fpicomatch%2Fdownload%2Fpicomatch-2.2.2.tgz",
@@ -9637,6 +9645,24 @@
       "integrity": "sha1-j2bbzVWog6za5ECK+LA1pQRMGJQ=",
       "dev": true
     },
+    "update-browserslist-db": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.0.5.tgz",
+      "integrity": "sha512-dteFFpCyvuDdr9S/ff1ISkKt/9YZxKjI9WlRR99c180GaztJtRa/fn18FdxGVKVsnPY7/a/FDN68mcvUmP4U7Q==",
+      "dev": true,
+      "requires": {
+        "escalade": "^3.1.1",
+        "picocolors": "^1.0.0"
+      },
+      "dependencies": {
+        "escalade": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+          "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+          "dev": true
+        }
+      }
+    },
     "upper-case": {
       "version": "1.1.3",
       "resolved": "https://registry.npm.taobao.org/upper-case/download/upper-case-1.1.3.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fupper-case%2Fdownload%2Fupper-case-1.1.3.tgz",