diff --git a/package.json b/package.json
index 02ce4a1..9066c56 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "@types/react-dom": "16.9.3",
     "autoprefixer": "^9.7.0",
     "node-sass": "^4.13.0",
-    "postcss": "^7.0.21",
+    "postcss": "^7.0.36",
     "react-dom": "^16.11.0",
     "rollup": "^1.26.0",
     "rollup-plugin-node-resolve": "^5.2.0",
diff --git a/yarn.lock b/yarn.lock
index 5e9b805..fb5b8d8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8178,19 +8178,10 @@ postcss@7.0.14:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.2, postcss@^7.0.5, postcss@^7.0.6:
-  version "7.0.18"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.18.tgz#4b9cda95ae6c069c67a4d933029eddd4838ac233"
-  integrity sha512-/7g1QXXgegpF+9GJj4iN7ChGF40sYuGYJ8WZu8DZWnmhQ/G36hfdk3q9LBJmoK+lZ+yzZ5KYpOoxq7LF1BxE8g==
-  dependencies:
-    chalk "^2.4.2"
-    source-map "^0.6.1"
-    supports-color "^6.1.0"
-
-postcss@^7.0.19, postcss@^7.0.21:
-  version "7.0.21"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.21.tgz#06bb07824c19c2021c5d056d5b10c35b989f7e17"
-  integrity sha512-uIFtJElxJo29QC753JzhidoAhvp/e/Exezkdhfmt8AymWT6/5B7W1WmponYWkHk2eg6sONyTch0A3nkMPun3SQ==
+postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.19, postcss@^7.0.2, postcss@^7.0.36, postcss@^7.0.5, postcss@^7.0.6:
+  version "7.0.36"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.36.tgz#056f8cffa939662a8f5905950c07d5285644dfcb"
+  integrity sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==
   dependencies:
     chalk "^2.4.2"
     source-map "^0.6.1"
@@ -8592,15 +8583,6 @@ react-scripts@3.2.0:
   optionalDependencies:
     fsevents "2.0.7"
 
-react@^16.11.0:
-  version "16.11.0"
-  resolved "https://registry.yarnpkg.com/react/-/react-16.11.0.tgz#d294545fe62299ccee83363599bf904e4a07fdbb"
-  integrity sha512-M5Y8yITaLmU0ynd0r1Yvfq98Rmll6q8AxaEe88c8e7LxO8fZ2cNgmFt0aGAS9wzf1Ao32NKXtCl+/tVVtkxq6g==
-  dependencies:
-    loose-envify "^1.1.0"
-    object-assign "^4.1.1"
-    prop-types "^15.6.2"
-
 reactcss@^1.2.0:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/reactcss/-/reactcss-1.2.3.tgz#c00013875e557b1cf0dfd9a368a1c3dab3b548dd"