diff --git a/package-lock.json b/package-lock.json
index 0e8e415..ce2fbf7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -563,6 +563,19 @@
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@@ -4397,9 +4423,9 @@
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@@ -5631,15 +5657,15 @@
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@@ -5656,20 +5682,12 @@
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@@ -5680,9 +5698,9 @@
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@@ -5700,9 +5718,9 @@
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+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
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@@ -5717,9 +5735,9 @@
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-          "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.5.tgz",
-          "integrity": "sha512-hsRUr4FFrvhhRH12wOdfs38Gy7k2FFzB9qgN9v3aLykRq0dRcdcpz5C9FxdS2NuhOrI/628b/KSTJ3rwHysYSg==",
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+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
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@@ -5738,9 +5756,9 @@
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-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
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+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.7.tgz",
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@@ -6696,6 +6714,12 @@
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+    "nanoid": {
+      "version": "3.1.23",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz",
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+    },
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@@ -7683,14 +7707,22 @@
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+      "version": "8.2.10",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.10.tgz",
+      "integrity": "sha512-b/h7CPV7QEdrqIxtAf2j31U5ef05uBDuvoXv6L51Q4rcS1jdlXAVKJv+atCFdUXYl9dyTHGyoMzIepwowRJjFw==",
       "dev": true,
       "requires": {
-        "chalk": "^2.4.2",
-        "source-map": "^0.6.1",
-        "supports-color": "^6.1.0"
+        "colorette": "^1.2.2",
+        "nanoid": "^3.1.22",
+        "source-map": "^0.6.1"
+      },
+      "dependencies": {
+        "colorette": {
+          "version": "1.2.2",
+          "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.2.tgz",
+          "integrity": "sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==",
+          "dev": true
+        }
       }
     },
     "postcss-html": {
@@ -7718,6 +7750,19 @@
       "dev": true,
       "requires": {
         "postcss": "^7.0.14"
+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        }
       }
     },
     "postcss-markdown": {
@@ -7746,6 +7791,19 @@
         "lodash": "^4.17.11",
         "log-symbols": "^2.2.0",
         "postcss": "^7.0.7"
+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        }
       }
     },
     "postcss-resolve-nested-selector": {
@@ -7761,6 +7819,19 @@
       "dev": true,
       "requires": {
         "postcss": "^7.0.26"
+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        }
       }
     },
     "postcss-sass": {
@@ -7771,6 +7842,19 @@
       "requires": {
         "gonzales-pe": "^4.3.0",
         "postcss": "^7.0.21"
+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        }
       }
     },
     "postcss-scss": {
@@ -7780,6 +7864,19 @@
       "dev": true,
       "requires": {
         "postcss": "^7.0.6"
+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        }
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     },
     "postcss-selector-parser": {
@@ -7938,6 +8035,17 @@
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           "dev": true
         },
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
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           "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
@@ -10333,6 +10441,17 @@
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           "dev": true
         },
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        },
         "postcss-selector-parser": {
           "version": "3.1.2",
           "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-3.1.2.tgz",
@@ -10500,6 +10619,19 @@
       "dev": true,
       "requires": {
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+      },
+      "dependencies": {
+        "postcss": {
+          "version": "7.0.35",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
+          "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
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@@ -10889,9 +11021,9 @@
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-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.12.3.tgz",
-      "integrity": "sha512-feZzR+kIcSVuLi3s/0x0b2Tx4Iokwqt+8PJM7yRHKuldg4MLdam4TCFeICv+lgDtuYiCtdmrtIP+uN9LWvDasw==",
+      "version": "3.13.6",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.13.6.tgz",
+      "integrity": "sha512-rRprLwl8RVaS+Qvx3Wh5hPfPBn9++G6xkGlUupya0s5aDmNjI7z3lnRLB3u7sN4OmbB0pWgzhM9BEJyiWAwtAA==",
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diff --git a/package.json b/package.json
index 7b4081f..031a42e 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
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     "nunjucks": "^3.1.7",
     "ora": "^3.4.0",
-    "postcss": "^7.0.18",
+    "postcss": "^8.2.10",
     "prettier": "^1.18.2",
     "purgecss": "^1.3.0",
     "purgecss-from-html": "^1.1.0",