fix css minification

package-lock.json

@@ -1068,6 +1068,33 @@
         "fastq": "^1.6.0"
       }
     },
+    "@npmcli/move-file": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@npmcli/move-file/-/move-file-1.1.2.tgz",
+      "integrity": "sha512-1SUf/Cg2GzGDyaf15aR9St9TWlb+XvbZXWpDx8YKs7MLzMH/BCeopv+y9vzrzgkfykCGuWOlSu3mZhj2+FQcrg==",
+      "dev": true,
+      "requires": {
+        "mkdirp": "^1.0.4",
+        "rimraf": "^3.0.2"
+      },
+      "dependencies": {
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+          "dev": true
+        },
+        "rimraf": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
+          "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
+      }
+    },
     "@stylelint/postcss-css-in-js": {
       "version": "0.37.2",
       "resolved": "https://registry.npmjs.org/@stylelint/postcss-css-in-js/-/postcss-css-in-js-0.37.2.tgz",
@@ -1469,6 +1496,16 @@
       "integrity": "sha512-K0Ptm/47OKfQRpNQ2J/oIN/3QYiK6FwW+eJbILhsdxh2WTLdl+30o8aGdTbm5JbffpFFAg/g+zi1E+jvJha5ng==",
       "dev": true
     },
+    "aggregate-error": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz",
+      "integrity": "sha512-4I7Td01quW/RpocfNayFdFVk1qSuoh0E7JrbRJ16nH01HhKFQ88INq9Sd+nd72zqRySlr9BmDA8xlEJ6vJMrYA==",
+      "dev": true,
+      "requires": {
+        "clean-stack": "^2.0.0",
+        "indent-string": "^4.0.0"
+      }
+    },
     "ajv": {
       "version": "6.12.6",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
@@ -2063,6 +2100,57 @@
       "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg=",
       "dev": true
     },
+    "cacache": {
+      "version": "15.0.5",
+      "resolved": "https://registry.npmjs.org/cacache/-/cacache-15.0.5.tgz",
+      "integrity": "sha512-lloiL22n7sOjEEXdL8NAjTgv9a1u43xICE9/203qonkZUCj5X1UEWIdf2/Y0d6QcCtMzbKQyhrcDbdvlZTs/+A==",
+      "dev": true,
+      "requires": {
+        "@npmcli/move-file": "^1.0.1",
+        "chownr": "^2.0.0",
+        "fs-minipass": "^2.0.0",
+        "glob": "^7.1.4",
+        "infer-owner": "^1.0.4",
+        "lru-cache": "^6.0.0",
+        "minipass": "^3.1.1",
+        "minipass-collect": "^1.0.2",
+        "minipass-flush": "^1.0.5",
+        "minipass-pipeline": "^1.2.2",
+        "mkdirp": "^1.0.3",
+        "p-map": "^4.0.0",
+        "promise-inflight": "^1.0.1",
+        "rimraf": "^3.0.2",
+        "ssri": "^8.0.0",
+        "tar": "^6.0.2",
+        "unique-filename": "^1.1.1"
+      },
+      "dependencies": {
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+          "dev": true
+        },
+        "p-map": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/p-map/-/p-map-4.0.0.tgz",
+          "integrity": "sha512-/bjOqmgETBYB5BoEeGVea8dmvHb2m9GLy1E9W43yeyfP6QQCZGFNa+XRceJEuDB6zqr+gKpIAmlLebMpykw/MQ==",
+          "dev": true,
+          "requires": {
+            "aggregate-error": "^3.0.0"
+          }
+        },
+        "rimraf": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
+          "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
+      }
+    },
     "cache-base": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cache-base/-/cache-base-1.0.1.tgz",
@@ -2318,6 +2406,12 @@
         }
       }
     },
+    "chownr": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-2.0.0.tgz",
+      "integrity": "sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ==",
+      "dev": true
+    },
     "chrome-trace-event": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/chrome-trace-event/-/chrome-trace-event-1.0.2.tgz",
@@ -2375,6 +2469,12 @@
         }
       }
     },
+    "clean-stack": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/clean-stack/-/clean-stack-2.2.0.tgz",
+      "integrity": "sha512-4diC9HaTE+KRAMWhDhrGOECgWZxoevMc5TlkObMqNSsVU62PYzXZ/SMTjzyGAFF1YusgxGcSWTEXBhp0CPwQ1A==",
+      "dev": true
+    },
     "clean-webpack-plugin": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/clean-webpack-plugin/-/clean-webpack-plugin-3.0.0.tgz",
@@ -2879,6 +2979,51 @@
         }
       }
     },
+    "css-minimizer-webpack-plugin": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-1.2.0.tgz",
+      "integrity": "sha512-XU4+PXw7QKAlRGU+fB386YiczAAPtk0kVsB/Qf2nX8GJaOXgTsk/PST8YBExeoD299wheG//MCCKlCD5fykb7Q==",
+      "dev": true,
+      "requires": {
+        "cacache": "^15.0.5",
+        "cssnano": "^4.1.10",
+        "find-cache-dir": "^3.3.1",
+        "jest-worker": "^26.3.0",
+        "p-limit": "^3.0.2",
+        "schema-utils": "^3.0.0",
+        "serialize-javascript": "^5.0.1",
+        "source-map": "^0.6.1",
+        "webpack-sources": "^1.4.3"
+      },
+      "dependencies": {
+        "p-limit": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-3.1.0.tgz",
+          "integrity": "sha512-TYOanM3wGwNGsZN2cVTYPArw454xnXj5qmWF1bEoAc4+cU/ol7GVh7odevjp1FNHduHc3KZMcFduxU5Xc6uJRQ==",
+          "dev": true,
+          "requires": {
+            "yocto-queue": "^0.1.0"
+          }
+        },
+        "schema-utils": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-3.0.0.tgz",
+          "integrity": "sha512-6D82/xSzO094ajanoOSbe4YvXWMfn2A//8Y1+MUqFAJul5Bs+yn36xbK9OtNDcRVSBJ9jjeoXftM6CfztsjOAA==",
+          "dev": true,
+          "requires": {
+            "@types/json-schema": "^7.0.6",
+            "ajv": "^6.12.5",
+            "ajv-keywords": "^3.5.2"
+          }
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
+      }
+    },
     "css-prefers-color-scheme": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/css-prefers-color-scheme/-/css-prefers-color-scheme-3.1.1.tgz",
@@ -3131,16 +3276,6 @@
       "integrity": "sha512-WcKx5OY+KoSIAxBW6UBBRay1U6vkYheCdjyVNDm85zt5K9mHoGOfsOsqIszfAqrQQFIIKgjh2+FDgIj/zsl21Q==",
       "dev": true
     },
-    "cssnano-webpack-plugin": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/cssnano-webpack-plugin/-/cssnano-webpack-plugin-1.0.3.tgz",
-      "integrity": "sha512-OkxkOR6WlTBdIbPObCTWuUuZCr3bDPYClm5gquo2LEkOCvM1mbI9MAUstqS2+u6pImnd2f6dNgmmcvVbmYJ7fg==",
-      "dev": true,
-      "requires": {
-        "cssnano": "^4.1.10",
-        "webpack-sources": "^1.4.3"
-      }
-    },
     "csso": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/csso/-/csso-4.2.0.tgz",
@@ -4624,6 +4759,15 @@
       "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=",
       "dev": true
     },
+    "fs-minipass": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-2.1.0.tgz",
+      "integrity": "sha512-V/JgOLFCS+R6Vcq0slCuaeWEdNC3ouDlJMNIsacH2VtALiu9mV4LPrHc5cDl8k5aw6J8jwgWWpiTo5RYhmIzvg==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.0.0"
+      }
+    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
@@ -5324,6 +5468,12 @@
       "integrity": "sha1-8w9xbI4r00bHtn0985FVZqfAVgc=",
       "dev": true
     },
+    "infer-owner": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/infer-owner/-/infer-owner-1.0.4.tgz",
+      "integrity": "sha512-IClj+Xz94+d7irH5qRyfJonOdfTzuDaifE6ZPWfx0N0+/ATZCbuTPq2prFl526urkQd90WyUKIh1DfBQ2hMz9A==",
+      "dev": true
+    },
     "inflight": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
@@ -6475,6 +6625,52 @@
         }
       }
     },
+    "minipass": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/minipass/-/minipass-3.1.3.tgz",
+      "integrity": "sha512-Mgd2GdMVzY+x3IJ+oHnVM+KG3lA5c8tnabyJKmHSaG2kAGpudxuOf8ToDkhumF7UzME7DecbQE9uOZhNm7PuJg==",
+      "dev": true,
+      "requires": {
+        "yallist": "^4.0.0"
+      }
+    },
+    "minipass-collect": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/minipass-collect/-/minipass-collect-1.0.2.tgz",
+      "integrity": "sha512-6T6lH0H8OG9kITm/Jm6tdooIbogG9e0tLgpY6mphXSm/A9u8Nq1ryBG+Qspiub9LjWlBPsPS3tWQ/Botq4FdxA==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.0.0"
+      }
+    },
+    "minipass-flush": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/minipass-flush/-/minipass-flush-1.0.5.tgz",
+      "integrity": "sha512-JmQSYYpPUqX5Jyn1mXaRwOda1uQ8HP5KAT/oDSLCzt1BYRhQU0/hDtsB1ufZfEEzMZ9aAVmsBw8+FWsIXlClWw==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.0.0"
+      }
+    },
+    "minipass-pipeline": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/minipass-pipeline/-/minipass-pipeline-1.2.4.tgz",
+      "integrity": "sha512-xuIq7cIOt09RPRJ19gdi4b+RiNvDFYe5JH+ggNvBqGqpQXcru3PcRmOZuHBKWK1Txf9+cQ+HMVN4d6z46LZP7A==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.0.0"
+      }
+    },
+    "minizlib": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-2.1.2.tgz",
+      "integrity": "sha512-bAxsR8BVfj60DWXHE3u30oHzfl4G7khkSuPW+qvpd7jFRHm7dLxOjUk1EHACJ/hxLY8phGJ0YhYHZo7jil7Qdg==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.0.0",
+        "yallist": "^4.0.0"
+      }
+    },
     "mixin-deep": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/mixin-deep/-/mixin-deep-1.3.2.tgz",
@@ -6763,14 +6959,14 @@
       }
     },
     "object.getownpropertydescriptors": {
-      "version": "2.1.1",
+      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.2.tgz",
-      "integrity": "sha512-6DtXgZ/lIZ9hqx4GtZETobXLR/ZLaa0aqV0kzbn80Rf8Z2e/XFnhA0I7p07N2wH8bBBltr2xQPi6sbKWAY2Eng==",
+      "integrity": "sha512-WtxeKSzfBjlzL+F9b7M7hewDzMwy+C8NRssHd1YrNlzHzIDrXcXiNOMrezdAEM4UXixgV+vvnyBeN7Rygl2ttQ==",
       "dev": true,
       "requires": {
-        "call-bind": "^1.0.0",
+        "call-bind": "^1.0.2",
         "define-properties": "^1.1.3",
-        "es-abstract": "^1.18.0-next.1"
+        "es-abstract": "^1.18.0-next.2"
       }
     },
     "object.pick": {
@@ -9958,6 +10154,12 @@
       "integrity": "sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==",
       "dev": true
     },
+    "promise-inflight": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/promise-inflight/-/promise-inflight-1.0.1.tgz",
+      "integrity": "sha1-mEcocL8igTL8vdhoEputEsPAKeM=",
+      "dev": true
+    },
     "proxy-addr": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.6.tgz",
@@ -11213,6 +11415,15 @@
       "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
       "dev": true
     },
+    "ssri": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/ssri/-/ssri-8.0.1.tgz",
+      "integrity": "sha512-97qShzy1AiyxvPNIkLWoGua7xoQzzPjQ0HAH4B0rWKo7SZ6USuPcrUiAFrws0UH8RrbWmgq3LMTObhPIHbbBeQ==",
+      "dev": true,
+      "requires": {
+        "minipass": "^3.1.1"
+      }
+    },
     "stable": {
       "version": "0.1.8",
       "resolved": "https://registry.npmjs.org/stable/-/stable-0.1.8.tgz",
@@ -11816,6 +12027,28 @@
       "integrity": "sha512-FBk4IesMV1rBxX2tfiK8RAmogtWn53puLOQlvO8XuwlgxcYbP4mVPS9Ph4aeamSyyVjOl24aYWAuc8U5kCVwMw==",
       "dev": true
     },
+    "tar": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-6.1.0.tgz",
+      "integrity": "sha512-DUCttfhsnLCjwoDoFcI+B2iJgYa93vBnDUATYEeRx6sntCTdN01VnqsIuTlALXla/LWooNg0yEGeB+Y8WdFxGA==",
+      "dev": true,
+      "requires": {
+        "chownr": "^2.0.0",
+        "fs-minipass": "^2.0.0",
+        "minipass": "^3.0.0",
+        "minizlib": "^2.1.1",
+        "mkdirp": "^1.0.3",
+        "yallist": "^4.0.0"
+      },
+      "dependencies": {
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+          "dev": true
+        }
+      }
+    },
     "terser": {
       "version": "4.8.0",
       "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
@@ -12120,6 +12353,24 @@
       "integrity": "sha1-/+3ks2slKQaW5uFl1KWe25mOawI=",
       "dev": true
     },
+    "unique-filename": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/unique-filename/-/unique-filename-1.1.1.tgz",
+      "integrity": "sha512-Vmp0jIp2ln35UTXuryvjzkjGdRyf9b2lTXuSYUiPmzRcl3FDtYqAwOnTJkAngD9SWhnoJzDbTKwaOrZ+STtxNQ==",
+      "dev": true,
+      "requires": {
+        "unique-slug": "^2.0.0"
+      }
+    },
+    "unique-slug": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/unique-slug/-/unique-slug-2.0.2.tgz",
+      "integrity": "sha512-zoWr9ObaxALD3DOPfjPSqxt4fnZiWblxHIgeWqW8x7UqDzEtHEQLzji2cuJYQFCU6KmoJikOYAZlrTHHebjx2w==",
+      "dev": true,
+      "requires": {
+        "imurmurhash": "^0.1.4"
+      }
+    },
     "unist-util-find-all-after": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/unist-util-find-all-after/-/unist-util-find-all-after-3.0.2.tgz",

package.json

@@ -18,7 +18,7 @@
     "babel-loader": "^8.2.2",
     "clean-webpack-plugin": "^3.0.0",
     "css-loader": "^5.0.1",
-    "cssnano-webpack-plugin": "^1.0.3",
+    "css-minimizer-webpack-plugin": "^1.2.0",
     "ejs-compiled-loader": "^3.0.0",
     "eslint": "^7.2.0",
     "eslint-config-airbnb-base": "^14.2.1",

webpack.config.js

@@ -1,7 +1,7 @@
 const path = require('path');
 const HtmlWebpackPlugin = require('html-webpack-plugin');
 const MiniCssExtractPlugin = require('mini-css-extract-plugin');
-const CssnanoPlugin = require('cssnano-webpack-plugin');
+const CssMinimizerPlugin = require('css-minimizer-webpack-plugin');
 const EsLintPlugin = require('eslint-webpack-plugin');
 const StylelintPlugin = require('stylelint-webpack-plugin');
 const { CleanWebpackPlugin } = require('clean-webpack-plugin');
@@ -95,11 +95,11 @@ module.exports = (env) => ({
     ],
   },
   optimization: {
+    minimize: true,
     minimizer: [
-      new CssnanoPlugin({
+      // For webpack@5 the `...` syntax extends existing minimizers
-        sourceMap: true,
+      // `...`,
-      }),
+      new CssMinimizerPlugin(),
-      '...', // access defaults (defaults are overridden when specifying minimizer: array)
     ],
   },
 });