diff --git a/package-lock.json b/package-lock.json
index fe80698..a426221 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1895,6 +1895,18 @@
         "picocolors": "^0.2.1",
         "postcss": "^7.0.32",
         "postcss-value-parser": "^4.1.0"
+      },
+      "dependencies": {
+        "postcss": {
+          "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": {
+            "picocolors": "^0.2.1",
+            "source-map": "^0.6.1"
+          }
+        }
       }
     },
     "available-typed-arrays": {
@@ -5213,6 +5225,12 @@
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       "dev": true
     },
+    "nanoid": {
+      "version": "3.3.7",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.7.tgz",
+      "integrity": "sha512-eSRppjcPIatRIMC1U6UngP8XFcz8MQWGQdt1MTBQ7NaAmvXDfvNxbvWV3x2y6CdEUciCSsDHDQZbhYaB8QEo2g==",
+      "dev": true
+    },
     "nanomatch": {
       "version": "1.2.13",
       "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -5796,13 +5814,22 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.39",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.39.tgz",
-      "integrity": "sha512-yioayjNbHn6z1/Bywyb2Y4s3yvDAeXGOyxqD+LnVOinq6Mdmd++SW2wUNVzavyyHxd6+DxzWGIuosg6P1Rj8uA==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "requires": {
-        "picocolors": "^0.2.1",
-        "source-map": "^0.6.1"
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
+      },
+      "dependencies": {
+        "picocolors": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+          "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==",
+          "dev": true
+        }
       }
     },
     "postcss-cli": {
@@ -5857,6 +5884,16 @@
           "integrity": "sha512-jp4tHawyV7+fkkSKyvjuLZswblUtz+SQKzSWnBbii16BuZksJlU1wuBYXY75r+duh/llF1ur6oNwi+2ZzjKZ7g==",
           "dev": true
         },
+        "postcss": {
+          "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": {
+            "picocolors": "^0.2.1",
+            "source-map": "^0.6.1"
+          }
+        },
         "yargs": {
           "version": "12.0.5",
           "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
@@ -5909,6 +5946,18 @@
         "lodash": "^4.17.11",
         "log-symbols": "^2.2.0",
         "postcss": "^7.0.7"
+      },
+      "dependencies": {
+        "postcss": {
+          "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": {
+            "picocolors": "^0.2.1",
+            "source-map": "^0.6.1"
+          }
+        }
       }
     },
     "postcss-value-parser": {
@@ -6581,6 +6630,12 @@
       "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
       "dev": true
     },
+    "source-map-js": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
+      "dev": true
+    },
     "source-map-resolve": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.3.tgz",
diff --git a/package.json b/package.json
index 2df7336..b60b482 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "eslint-plugin-react": "^7.33.2",
     "eslint-plugin-standard": "^4.1.0",
     "node-sass": "^4.14.1",
-    "postcss": "^7.0.39",
+    "postcss": "^8.4.31",
     "postcss-cli": "^6.1.3",
     "rimraf": "^2.7.1",
     "watch": "^1.0.2"