init postcss config

3 files changed, 505 insertions, 27 deletions

diff --git a/package.json b/package.json
index d4a26e1..b15d5a1 100644
--- a/package.json
+++ b/package.json
@@ -12,5 +12,11 @@
   "devDependencies": {
     "bulma": "^0.9.4",
     "node-sass": "^9.0.0"
+  },
+  "dependencies": {
+    "@fullhuman/postcss-purgecss": "^5.0.0",
+    "autoprefixer": "^10.4.14",
+    "postcss": "^8.4.23",
+    "postcss-cli": "^10.1.0"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f6d3923..3296571 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -1,5 +1,19 @@
 lockfileVersion: '6.0'
 
+dependencies:
+  '@fullhuman/postcss-purgecss':
+    specifier: ^5.0.0
+    version: 5.0.0([email protected])
+  autoprefixer:
+    specifier: ^10.4.14
+    version: 10.4.14([email protected])
+  postcss:
+    specifier: ^8.4.23
+    version: 8.4.23
+  postcss-cli:
+    specifier: ^10.1.0
+    version: 10.1.0([email protected])
+
 devDependencies:
   bulma:
     specifier: ^0.9.4
@@ -31,10 +45,40 @@ packages:
       js-tokens: 4.0.0
     dev: true
 
+  /@fullhuman/[email protected]([email protected]):
+    resolution: {integrity: sha512-onDS/b/2pMRzqSoj4qOs2tYFmOpaspjTAgvACIHMPiicu1ptajiBruTrjBzTKdxWdX0ldaBb7wj8nEaTLyFkJw==}
+    peerDependencies:
+      postcss: ^8.0.0
+    dependencies:
+      postcss: 8.4.23
+      purgecss: 5.0.0
+    dev: false
+
   /@gar/[email protected]:
     resolution: {integrity: sha512-k2Ty1JcVojjJFwrg/ThKi2ujJ7XNLYaFGNB/bWT9wGR+oSMJHMa5w+CUq6p/pVrKeNNgA7pCqEcjSnHVoqJQFw==}
     dev: true
 
+  /@nodelib/[email protected]:
+    resolution: {integrity: sha512-vq24Bq3ym5HEQm2NKCr3yXDwjc7vTsEThRDnkp2DK9p1uqLR+DHurm/NOTo0KG7HYHU7eppKZj3MyqYuMBf62g==}
+    engines: {node: '>= 8'}
+    dependencies:
+      '@nodelib/fs.stat': 2.0.5
+      run-parallel: 1.2.0
+    dev: false
+
+  /@nodelib/[email protected]:
+    resolution: {integrity: sha512-RkhPPp2zrqDAQA/2jNhnztcPAlv64XdhIp7a7454A5ovI7Bukxgt7MX7udwAu3zg1DcpPU0rz3VV1SeaqvY4+A==}
+    engines: {node: '>= 8'}
+    dev: false
+
+  /@nodelib/[email protected]:
+    resolution: {integrity: sha512-oGB+UxlgWcgQkgwo8GcEGwemoTFt3FIO9ababBmaGwXIoBKZ+GTy0pP185beGg7Llih/NSHSV2XAs1lnznocSg==}
+    engines: {node: '>= 8'}
+    dependencies:
+      '@nodelib/fs.scandir': 2.1.5
+      fastq: 1.15.0
+    dev: false
+
   /@npmcli/[email protected]:
     resolution: {integrity: sha512-8KG5RD0GVP4ydEzRn/I4BNDuxDtqVbOdm8675T49OIG/NGhaK0pjPX7ZcDlvKYbA+ulvVK3ztfcF4uBdOxuJbQ==}
     dependencies:
@@ -121,7 +165,6 @@ packages:
   /[email protected]:
     resolution: {integrity: sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==}
     engines: {node: '>=8'}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==}
@@ -135,7 +178,14 @@ packages:
     engines: {node: '>=8'}
     dependencies:
       color-convert: 2.0.1
-    dev: true
+
+  /[email protected]:
+    resolution: {integrity: sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==}
+    engines: {node: '>= 8'}
+    dependencies:
+      normalize-path: 3.0.0
+      picomatch: 2.3.1
+    dev: false
 
   /[email protected]:
     resolution: {integrity: sha512-lYe4Gx7QT+MKGbDsA+Z+he/Wtef0BiwDOlK/XkBrdfsh9J/jPPXbX0tE9x9cl27Tmu5gg3QUbUrQYa/y+KOHPQ==}
@@ -158,9 +208,29 @@ packages:
     resolution: {integrity: sha512-VUeSMD8nEGBWaZK4lizI1sf3yEC7pnAQ/mrI7pC2fBz2s/tq5jWWEngTwaf0Gruu/OoXRGLGg1XFqpYBiGTYJA==}
     dev: true
 
+  /[email protected]([email protected]):
+    resolution: {integrity: sha512-FQzyfOsTlwVzjHxKEqRIAdJx9niO6VCBCoEwax/VLSoQF29ggECcPuBqUMZ+u8jCZOPSy8b8/8KnuFbp0SaFZQ==}
+    engines: {node: ^10 || ^12 || >=14}
+    hasBin: true
+    peerDependencies:
+      postcss: ^8.1.0
+    dependencies:
+      browserslist: 4.21.5
+      caniuse-lite: 1.0.30001488
+      fraction.js: 4.2.0
+      normalize-range: 0.1.2
+      picocolors: 1.0.0
+      postcss: 8.4.23
+      postcss-value-parser: 4.2.0
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==}
-    dev: true
+
+  /[email protected]:
+    resolution: {integrity: sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==}
+    engines: {node: '>=8'}
+    dev: false
 
   /[email protected]:
     resolution: {integrity: sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==}
@@ -173,7 +243,24 @@ packages:
     resolution: {integrity: sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==}
     dependencies:
       balanced-match: 1.0.2
-    dev: true
+
+  /[email protected]:
+    resolution: {integrity: sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==}
+    engines: {node: '>=8'}
+    dependencies:
+      fill-range: 7.0.1
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-tUkiguQGW7S3IhB7N+c2MV/HZPSCPAAiYBZXLsBhFB/PCy6ZKKsZrmBayHV9fdGV/ARIfJ14NkxKzRDjvp7L6w==}
+    engines: {node: ^6 || ^7 || ^8 || ^9 || ^10 || ^11 || ^12 || >=13.7}
+    hasBin: true
+    dependencies:
+      caniuse-lite: 1.0.30001488
+      electron-to-chromium: 1.4.402
+      node-releases: 2.0.10
+      update-browserslist-db: 1.0.11([email protected])
+    dev: false
 
   /[email protected]:
     resolution: {integrity: sha512-86FlT5+1GrsgKbPLRRY7cGDg8fsJiP/jzTqXXVqiUZZ2aZT8uemEOHlU1CDU+TxklPEZ11HZNNWclRBBecP4CQ==}
@@ -245,6 +332,10 @@ packages:
     engines: {node: '>=6'}
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-NORIQuuL4xGpIy6iCCQGN4iFjlBXtfKWIenlUuyZJumLRIindLb7wXM+GO8erEhb7vXfcnf4BAg2PrSDN5TNLQ==}
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==}
     engines: {node: '>=4'}
@@ -262,6 +353,21 @@ packages:
       supports-color: 7.2.0
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-Dr3sfKRP6oTcjf2JmUmFJfeVMvXBdegxB0iVQ5eb2V10uFJUCAS8OByZdVAyVb8xXNz3GjjTgj9kLWsZTqE6kw==}
+    engines: {node: '>= 8.10.0'}
+    dependencies:
+      anymatch: 3.1.3
+      braces: 3.0.2
+      glob-parent: 5.1.2
+      is-binary-path: 2.1.0
+      is-glob: 4.0.3
+      normalize-path: 3.0.0
+      readdirp: 3.6.0
+    optionalDependencies:
+      fsevents: 2.3.2
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ==}
     engines: {node: '>=10'}
@@ -279,7 +385,6 @@ packages:
       string-width: 4.2.3
       strip-ansi: 6.0.1
       wrap-ansi: 7.0.0
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==}
@@ -292,7 +397,6 @@ packages:
     engines: {node: '>=7.0.0'}
     dependencies:
       color-name: 1.1.4
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-72fSenhMw2HZMTVHeCA9KCmpEIbzWiQsjN+BHcBbS9vr1mtt+vJjPdksIBNUmKAW8TFUDPJK5SUU3QhE9NEXDw==}
@@ -300,13 +404,17 @@ packages:
 
   /[email protected]:
     resolution: {integrity: sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-qiBjkpbMLO/HL68y+lh4q0/O1MZFj2RX6X/KmMa3+gJD3z+WwI1ZzDHysvqHGS3mP6mznPckpXmw1nI9cJjyRg==}
     hasBin: true
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-KRs7WVDKg86PWiuAqhDrAQnTXZKraVcCc6vFdL14qrZ/DcWwuRo7VoiYXalXO7S5GKpqYiVEwCbgFDfxNHKJBQ==}
+    engines: {node: ^12.20.0 || >=14}
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==}
     dev: true
@@ -328,6 +436,12 @@ packages:
       which: 2.0.2
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==}
+    engines: {node: '>=4'}
+    hasBin: true
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==}
     engines: {node: '>=6.0'}
@@ -362,9 +476,24 @@ packages:
     engines: {node: '>= 0.8'}
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-JeMq7fEshyepOWDfcfHK06N3MhyPhz++vtqWhMT5O9A3K42rdsEDpfdVqjaqaAhsw6a+ZqeDvQVtD0hFHQWrzg==}
+    engines: {node: '>= 0.6.0'}
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA==}
+    engines: {node: '>=8'}
+    dependencies:
+      path-type: 4.0.0
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-gWYvJSkohOiBE6ecVYXkrDgNaUjo47QEKK0kQzmWyhkH+yoYiG44bwuicTGNSIQRG3WDMsWVZJLRnJnLNkbWvA==}
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-ETBauow1T35Y/WZMkio9jiM0Z5xjHHmJ4XmjZOq1l/dXz3lr2sRn87nJy20RupqSh1F2m3HHPSp8ShIPQJrJ3A==}
@@ -392,13 +521,36 @@ packages:
   /[email protected]:
     resolution: {integrity: sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==}
     engines: {node: '>=6'}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg==}
     engines: {node: '>=0.8.0'}
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-DVj4CQIYYow0BlaelwK1pHl5n5cRSJfM60UA0zK891sVInoPri2Ekj7+e1CT3/3qxXenpI+nBBmQAcJPJgaj4w==}
+    engines: {node: '>=8.6.0'}
+    dependencies:
+      '@nodelib/fs.stat': 2.0.5
+      '@nodelib/fs.walk': 1.2.8
+      glob-parent: 5.1.2
+      merge2: 1.4.1
+      micromatch: 4.0.5
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-wBrocU2LCXXa+lWBt8RoIRD89Fi8OdABODa/kEnyeyjS5aZO5/GNvI5sEINADqP/h8M29UHTHUb53sUu5Ihqdw==}
+    dependencies:
+      reusify: 1.0.4
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==}
+    engines: {node: '>=8'}
+    dependencies:
+      to-regex-range: 5.0.1
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==}
     engines: {node: '>=8'}
@@ -407,6 +559,19 @@ packages:
       path-exists: 4.0.0
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-MhLuK+2gUcnZe8ZHlaaINnQLl0xRIGRfcGk2yl8xoQAfHrSsL3rYu6FCmBdkdbhc9EPlwyGHewaRsvwRMJtAlA==}
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-MGIE4HOvQCeUCzmlHs0vXpih4ysz4wg9qiSAu6cd42lVwPbTM1TjV7RusoyQqMmk/95gdQZX72u+YW+c3eEpFQ==}
+    engines: {node: '>=14.14'}
+    dependencies:
+      graceful-fs: 4.2.11
+      jsonfile: 6.1.0
+      universalify: 2.0.0
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-V/JgOLFCS+R6Vcq0slCuaeWEdNC3ouDlJMNIsacH2VtALiu9mV4LPrHc5cDl8k5aw6J8jwgWWpiTo5RYhmIzvg==}
     engines: {node: '>= 8'}
@@ -416,7 +581,14 @@ packages:
 
   /[email protected]:
     resolution: {integrity: sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw==}
-    dev: true
+
+  /[email protected]:
+    resolution: {integrity: sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==}
+    engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
+    os: [darwin]
+    requiresBuild: true
+    dev: false
+    optional: true
 
   /[email protected]:
     resolution: {integrity: sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==}
@@ -446,13 +618,24 @@ packages:
   /[email protected]:
     resolution: {integrity: sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==}
     engines: {node: 6.* || 8.* || >= 10.*}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-F5aQMywwJ2n85s4hJPTT9RPxGmubonuB10MNYo17/xph174n2MIR33HRguhzVag10O/npM7SPk73LMZNP+FaWw==}
     engines: {node: '>=0.10.0'}
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-dVKBjfWisLAicarI2Sf+JuBE/DghV4UzNAVe9yhEJuzeREd3JhOTE9cUaJTeSa77fsbQUK3pcOpJfM59+VKZaA==}
+    engines: {node: '>=12'}
+    dev: false
+
+  /[email protected]:
+    resolution: {integrity: sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==}
+    engines: {node: '>= 6'}
+    dependencies:
+      is-glob: 4.0.3
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==}
     dependencies:
@@ -484,7 +667,17 @@ packages:
       inherits: 2.0.4
       minimatch: 5.1.6
       once: 1.4.0
-    dev: true
+
+  /[email protected]:
+    resolution: {integrity: sha512-iui/IiiW+QrJ1X1hKH5qwlMQyv34wJAYwH1vrf8b9kBA4sNiif3gKsMHa+BrdnOpEudWjpotfa7LrTzB1ERS/g==}
+    engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
+    dependencies:
+      dir-glob: 3.0.1
+      fast-glob: 3.2.12
+      ignore: 5.2.4
+      merge2: 1.4.1
+      slash: 4.0.0
+    dev: false
 
   /[email protected]:
     resolution: {integrity: sha512-OPTIfhMBh7JbBYDpa5b+Q5ptmMWKwcNcFSR/0c6t8V4f3ZAVBEsKNY37QdVqmLRYSMhOUGYrY0QhSoEpzGr/Eg==}
@@ -497,7 +690,6 @@ packages:
 
   /[email protected]:
     resolution: {integrity: sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-VIZB+ibDhx7ObhAe7OVtoEbuP4h/MuOTHJ+J8h/eBXotJYl0fBgR72xDFCKgIh22OJZIOVNxBMWuhAr10r8HdA==}
@@ -586,6 +778,11 @@ packages:
     dev: true
     optional: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-MAb38BcSbH0eHNBxn7ql2NH/kX33OkB3lZ1BNdh7ENeRChHTYsTvWrMubiIAMNS2llXEEgZ1MUOBtXChP3kaFQ==}
+    engines: {node: '>= 4'}
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-JmXMZ6wuvDmLiHEml9ykzqO6lwFbof0GG4IkcGaENdCRDDmMVnny7s5HsIgHCbaq0w2MyPhDqkhTUgS2LU2PHA==}
     engines: {node: '>=0.8.19'}
@@ -605,11 +802,9 @@ packages:
     dependencies:
       once: 1.4.0
       wrappy: 1.0.2
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==}
-    dev: true
 
   /[email protected]:
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@@ -619,21 +814,44 @@ packages:
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     dev: true
 
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     dev: true
 
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     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==}
+    engines: {node: '>= 10.0.0'}
+    dev: false
+
+  /[email protected]([email protected]):
+    resolution: {integrity: sha512-dCwEFf0/oT85M1fHBg4F0jtLwJrutGoHSQXCh7u4o2t1drG+c0a9Flnqww6XUKSfQMPpJBRjU8d4RXB09qtvaA==}
+    hasBin: true
+    peerDependencies:
+      browserslist: '>= 4.21.0'
+    dependencies:
+      browserslist: 4.21.5
+      escalade: 3.1.1
+      picocolors: 1.0.0
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==}
@@ -1432,21 +1867,23 @@ packages:
       ansi-styles: 4.3.0
       string-width: 4.2.3
       strip-ansi: 6.0.1
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==}
     engines: {node: '>=10'}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==}
     dev: true
 
+  /[email protected]:
+    resolution: {integrity: sha512-CBKFWExMn46Foo4cldiChEzn7S7SRV+wqiluAb6xmueD/fGyRHIhX8m14vVGgeFWjN540nKCNVj6P21eQjgTuA==}
+    engines: {node: '>= 14'}
+    dev: false
+
   /[email protected]:
     resolution: {integrity: sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==}
     engines: {node: '>=10'}
@@ -1455,7 +1892,6 @@ packages:
   /[email protected]:
     resolution: {integrity: sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==}
     engines: {node: '>=12'}
-    dev: true
 
   /[email protected]:
     resolution: {integrity: sha512-7dSzzRQ++CKnNI/krKnYRV7JKKPUXMEh61soaHKg9mrWEhzFWhFnxPxGl+69cD1Ou63C13NUPCnmIcrvqCuM6w==}
@@ -1468,4 +1904,3 @@ packages:
       string-width: 4.2.3
       y18n: 5.0.8
       yargs-parser: 21.1.1
-    dev: true
diff --git a/postcss.config.js b/postcss.config.js
new file mode 100644
index 0000000..eefa272
--- /dev/null
+++ b/postcss.config.js
@@ -0,0 +1,37 @@
+const purgecss = require('@fullhuman/postcss-purgecss')({
+  content: ['./hugo_stats.json'],
+  defaultExtractor: content => {
+    let els = JSON.parse(content).htmlElements;
+    return els.tags.concat(els.classes, els.ids);
+  },
+});
+
+module.exports = {
+  plugins: [
+    require('postcss-import'),
+    require('autoprefixer'),
+    require('postcss-scss')({
+      parser: require('postcss-scss').parse,
+      includePaths: ['node_modules'],
+    }),
+    require('postcss-node-sass')({
+      includePaths: ['node_modules'],
+    }),
+    ...(process.env.HUGO_ENVIRONMENT === 'production' ? [purgecss] : []),
+    require('@fullhuman/postcss-purgecss')({
+      content: ['layouts/**/*.html'],
+      whitelist: [
+        'highlight',
+        'language-bash',
+        'pre',
+        'code',
+        'content',
+        'h3',
+        'h4',
+        'ul',
+        'li',
+      ],
+    }),
+    require('cssnano')({ preset: 'default' }),
+  ],
+};