diff --git a/package-lock.json b/package-lock.json
index db6b1a5..78af8ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2529,6 +2529,7 @@
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
       "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
+      "dev": true,
       "requires": {
         "color-convert": "^1.9.0"
       }
@@ -2998,6 +2999,7 @@
       "version": "2.4.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
       "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
+      "dev": true,
       "requires": {
         "ansi-styles": "^3.2.1",
         "escape-string-regexp": "^1.0.5",
@@ -3137,6 +3139,7 @@
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.0.tgz",
       "integrity": "sha1-Gsz5fdc5uYO/mU1W/sj5WFNkG3o=",
+      "dev": true,
       "requires": {
         "color-name": "^1.1.1"
       }
@@ -3144,7 +3147,13 @@
     "color-name": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
+      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
+      "dev": true
+    },
+    "colorette": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.1.tgz",
+      "integrity": "sha512-puCDz0CzydiSYOrnXpz/PKd69zRrribezjtE9yd4zvytoRc8+RY/KJPvtPFKZS3E3wP6neGyMe0vOTlHO5L3Pw=="
     },
     "combined-stream": {
       "version": "1.0.7",
@@ -3467,7 +3476,8 @@
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
+      "dev": true
     },
     "escodegen": {
       "version": "1.14.3",
@@ -3975,7 +3985,8 @@
     "has-flag": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
-      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0="
+      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
+      "dev": true
     },
     "has-value": {
       "version": "1.0.0",
@@ -4331,13 +4342,6 @@
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       "dev": true
     },
-    "is-wsl": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/is-wsl/-/is-wsl-2.1.1.tgz",
-      "integrity": "sha512-umZHcSrwlDHo2TGMXv0DZ8dIUGunZ2Iv68YZnrmCiBPkZ4aaOhtv7pXJKeki9k3qJ3RJr0cDyitcl5wEH3AYog==",
-      "dev": true,
-      "optional": true
-    },
     "isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
@@ -7066,12 +7070,6 @@
         "@types/node": "*"
       }
     },
-    "jest-pnp-resolver": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/jest-pnp-resolver/-/jest-pnp-resolver-1.2.1.tgz",
-      "integrity": "sha512-pgFw2tm54fzgYvc/OHrnysABEObZCUNFnhjoRjaVOCN8NYc032/gVjPaHD4Aq6ApkSieWtfKAFQtmDKAmhupnQ==",
-      "dev": true
-    },
     "jest-regex-util": {
       "version": "26.0.0",
       "resolved": "https://registry.npmjs.org/jest-regex-util/-/jest-regex-util-26.0.0.tgz",
@@ -8182,6 +8180,11 @@
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       "dev": true
     },
+    "nanoid": {
+      "version": "3.1.20",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.20.tgz",
+      "integrity": "sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw=="
+    },
     "nanomatch": {
       "version": "1.2.13",
       "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -8534,27 +8537,19 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.32",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.32.tgz",
-      "integrity": "sha512-03eXong5NLnNCD05xscnGKGDZ98CyzoqPSMjOe6SuoQY7Z2hIj0Ld1g/O/UQRuOle2aRtiIRDg9tDcTGAkLfKw==",
+      "version": "8.1.14",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.1.14.tgz",
+      "integrity": "sha512-KatkyVPBKfENS+c3dpXJoDXnDD5UZs5exAnDksLqaRJPKwYphEPZt4N0m0i049v2/BtWVQibAhxW4ilXXcolpA==",
       "requires": {
-        "chalk": "^2.4.2",
-        "source-map": "^0.6.1",
-        "supports-color": "^6.1.0"
+        "colorette": "^1.2.1",
+        "nanoid": "^3.1.20",
+        "source-map": "^0.6.1"
       },
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
           "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
-        },
-        "supports-color": {
-          "version": "6.1.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
-          "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
-          "requires": {
-            "has-flag": "^3.0.0"
-          }
         }
       }
     },
@@ -9352,6 +9347,7 @@
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
       "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+      "dev": true,
       "requires": {
         "has-flag": "^3.0.0"
       }
diff --git a/package.json b/package.json
index 0ba8238..aaac449 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   "dependencies": {
     "deep-get-set": "^1.1.0",
     "kind-of": "^6.0.2",
-    "postcss": "^7.0.14"
+    "postcss": "^8.1.14"
   },
   "devDependencies": {
     "coveralls": "^3.0.3",