diff --git a/package-lock.json b/package-lock.json
index e67eef9..3eb6a4c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8096,6 +8096,12 @@
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
       "dev": true
     },
+    "picocolors": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-0.2.1.tgz",
+      "integrity": "sha512-cMlDqaLEqfSaW8Z7N5Jw+lyIW869EzT73/F5lhtY9cLGoVxSXznfgfXMO0Z5K0o0Q2TkTXq+0KFsdnSe3jDViA==",
+      "dev": true
+    },
     "picomatch": {
       "version": "2.2.2",
       "resolved": "https://registry.npm.taobao.org/picomatch/download/picomatch-2.2.2.tgz",
@@ -8182,25 +8188,13 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.32",
-      "resolved": "https://registry.npm.taobao.org/postcss/download/postcss-7.0.32.tgz",
-      "integrity": "sha1-QxDW7jRwU9o0M9sr5JKIPWLOxZ0=",
+      "version": "7.0.39",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.39.tgz",
+      "integrity": "sha512-yioayjNbHn6z1/Bywyb2Y4s3yvDAeXGOyxqD+LnVOinq6Mdmd++SW2wUNVzavyyHxd6+DxzWGIuosg6P1Rj8uA==",
       "dev": true,
       "requires": {
-        "chalk": "^2.4.2",
-        "source-map": "^0.6.1",
-        "supports-color": "^6.1.0"
-      },
-      "dependencies": {
-        "supports-color": {
-          "version": "6.1.0",
-          "resolved": "https://registry.npm.taobao.org/supports-color/download/supports-color-6.1.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fsupports-color%2Fdownload%2Fsupports-color-6.1.0.tgz",
-          "integrity": "sha1-B2Srxpxj1ayELdSGfo0CXogN+PM=",
-          "dev": true,
-          "requires": {
-            "has-flag": "^3.0.0"
-          }
-        }
+        "picocolors": "^0.2.1",
+        "source-map": "^0.6.1"
       }
     },
     "postcss-calc": {
diff --git a/yarn.lock b/yarn.lock
index 9066d09..4a66b5e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6169,6 +6169,11 @@ performance-now@^2.1.0:
   resolved "https://registry.npm.taobao.org/performance-now/download/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+picocolors@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-0.2.1.tgz#570670f793646851d1ba135996962abad587859f"
+  integrity sha512-cMlDqaLEqfSaW8Z7N5Jw+lyIW869EzT73/F5lhtY9cLGoVxSXznfgfXMO0Z5K0o0Q2TkTXq+0KFsdnSe3jDViA==
+
 picomatch@^2.0.4, picomatch@^2.2.1:
   version "2.2.2"
   resolved "https://registry.npm.taobao.org/picomatch/download/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
@@ -6570,13 +6575,12 @@ postcss-value-parser@^4.0.0, postcss-value-parser@^4.0.2, postcss-value-parser@^
   integrity sha1-RD9qIM7WSBor2k+oUypuVdeJoss=
 
 postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.16, postcss@^7.0.27, postcss@^7.0.32, postcss@^7.0.5, postcss@^7.0.6:
-  version "7.0.32"
-  resolved "https://registry.npm.taobao.org/postcss/download/postcss-7.0.32.tgz#4310d6ee347053da3433db2be492883d62cec59d"
-  integrity sha1-QxDW7jRwU9o0M9sr5JKIPWLOxZ0=
+  version "7.0.39"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.39.tgz#9624375d965630e2e1f2c02a935c82a59cb48309"
+  integrity sha512-yioayjNbHn6z1/Bywyb2Y4s3yvDAeXGOyxqD+LnVOinq6Mdmd++SW2wUNVzavyyHxd6+DxzWGIuosg6P1Rj8uA==
   dependencies:
-    chalk "^2.4.2"
+    picocolors "^0.2.1"
     source-map "^0.6.1"
-    supports-color "^6.1.0"
 
 prelude-ls@~1.1.2:
   version "1.1.2"
@@ -7464,8 +7468,8 @@ source-map@^0.5.0, source-map@^0.5.6:
 
 source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.0, source-map@~0.6.1:
   version "0.6.1"
-  resolved "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
-  integrity sha1-dHIq8y6WFOnCh6jQu95IteLxomM=
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
+  integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
 spdx-correct@^3.0.0:
   version "3.1.1"