diff --git a/.postcssrc.js b/.postcssrc.js
deleted file mode 100644
index eee3e92..0000000
--- a/.postcssrc.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// https://github.com/michael-ciniawsky/postcss-load-config
-
-module.exports = {
-  "plugins": {
-    "postcss-import": {},
-    "postcss-url": {},
-    // to edit target browsers: use "browserslist" field in package.json
-    "autoprefixer": {}
-  }
-}
diff --git a/build/webpack.base.conf.js b/build/webpack.base.conf.js
index 961661c..c48c623 100644
--- a/build/webpack.base.conf.js
+++ b/build/webpack.base.conf.js
@@ -29,12 +29,14 @@ module.exports = {
         minimizer: [
             new UglifyJsPlugin({
                 cache: true,
-                sourceMap: true,
                 parallel: true
             }),
             new OptimizeCSSAssetsPlugin({})
         ],
         splitChunks: {
+            // Required for webpack to respect the vendor chunk. See
+            // https://medium.com/dailyjs/webpack-4-splitchunks-plugin-d9fbbe091fd0
+            // for more details.
             chunks: 'initial',
             cacheGroups: {
                 vendors: {
@@ -86,12 +88,14 @@ module.exports = {
                         : MiniCssExtractPlugin.loader,
                     {
                         loader: 'css-loader',
+                        // PostCSS is run before, see
+                        // https://github.com/webpack-contrib/css-loader#importloaders
                         options: { importLoaders: 1 },
                     },
                     {
                         loader: 'postcss-loader',
                         options: {
-                            plugins: () => [require("autoprefixer")()],
+                            plugins: () => [require("postcss-preset-env")()],
                         },
                     },
                 ],
diff --git a/package.json b/package.json
index 79e40fc..76a79d6 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,7 @@
         "portfinder": "^1.0.17",
         "postcss-import": "^12.0.0",
         "postcss-loader": "^3.0.0",
+        "postcss-preset-env": "^5.3.0",
         "postcss-url": "^8.0.0",
         "stylus": "^0.54.5",
         "stylus-loader": "^3.0.2",
@@ -85,8 +86,6 @@
         "npm": ">= 3.0.0"
     },
     "browserslist": [
-        "> 1%",
-        "last 2 versions",
-        "not ie <= 8"
+        "defaults"
     ]
 }
diff --git a/yarn.lock b/yarn.lock
index a3fd3af..c701cc4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -627,6 +627,10 @@
     lodash "^4.17.10"
     to-fast-properties "^2.0.0"
 
+"@csstools/convert-colors@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@csstools/convert-colors/-/convert-colors-1.4.0.tgz#ad495dc41b12e75d588c6db8b9834f08fa131eb7"
+
 "@turf/bbox@^5.1.5":
   version "5.1.5"
   resolved "https://registry.yarnpkg.com/@turf/bbox/-/bbox-5.1.5.tgz#3051df514ad4c50f4a4f9b8a2d15fd8b6840eda3"
@@ -1146,6 +1150,17 @@ atob@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.1.tgz#ae2d5a729477f289d60dd7f96a6314a22dd6c22a"
 
+autoprefixer@^8.6.5:
+  version "8.6.5"
+  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-8.6.5.tgz#343f3d193ed568b3208e00117a1b96eb691d4ee9"
+  dependencies:
+    browserslist "^3.2.8"
+    caniuse-lite "^1.0.30000864"
+    normalize-range "^0.1.2"
+    num2fraction "^1.2.2"
+    postcss "^6.0.23"
+    postcss-value-parser "^3.2.3"
+
 autoprefixer@^9.1.3:
   version "9.1.3"
   resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-9.1.3.tgz#bd5940ccb9d1bfa3508308659915f0a14394c8d5"
@@ -1223,6 +1238,10 @@ backo2@1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/backo2/-/backo2-1.0.2.tgz#31ab1ac8b129363463e35b3ebb69f4dfcfba7947"
 
+balanced-match@^0.4.2:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-0.4.2.tgz#cb3f3e3c732dc0f01ee70b403f302e61d7709838"
+
 balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
@@ -1505,6 +1524,13 @@ browserify-zlib@^0.2.0:
   dependencies:
     pako "~1.0.5"
 
+browserslist@^3.2.8:
+  version "3.2.8"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-3.2.8.tgz#b0005361d6471f0f5952797a76fc985f1f978fc6"
+  dependencies:
+    caniuse-lite "^1.0.30000844"
+    electron-to-chromium "^1.3.47"
+
 browserslist@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.0.1.tgz#61c05ce2a5843c7d96166408bc23d58b5416e818"
@@ -1702,6 +1728,10 @@ caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000865:
   version "1.0.30000874"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000874.tgz#a641b1f1c420d58d9b132920ef6ba87bbdcd2223"
 
+caniuse-lite@^1.0.30000844, caniuse-lite@^1.0.30000864:
+  version "1.0.30000882"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000882.tgz#0d5066847a11a5af0e50ffce6c062ef0665f68ea"
+
 caniuse-lite@^1.0.30000876:
   version "1.0.30000876"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000876.tgz#69fc1b696a35fd91089061aa916f677ee7057ada"
@@ -1974,6 +2004,12 @@ collection-visit@^1.0.0:
     map-visit "^1.0.0"
     object-visit "^1.0.0"
 
+color-convert@^1.8.2:
+  version "1.9.3"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
+  dependencies:
+    color-name "1.1.3"
+
 color-convert@^1.9.0, color-convert@^1.9.1:
   version "1.9.2"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.2.tgz#49881b8fba67df12a96bdf3f56c0aab9e7913147"
@@ -1988,11 +2024,11 @@ color-name@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.1.tgz#4b1415304cf50028ea81643643bd82ea05803689"
 
-color-name@^1.0.0:
+color-name@1.1.3, color-name@^1.0.0:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
 
-color-string@^1.5.2:
+color-string@^1.4.0, color-string@^1.5.2:
   version "1.5.3"
   resolved "https://registry.yarnpkg.com/color-string/-/color-string-1.5.3.tgz#c9bbc5f01b58b5492f3d6857459cb6590ce204cc"
   dependencies:
@@ -2003,6 +2039,13 @@ color-support@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-support/-/color-support-1.1.3.tgz#93834379a1cc9a0c61f82f52f0d04322251bd5a2"
 
+color@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/color/-/color-1.0.3.tgz#e48e832d85f14ef694fb468811c2d5cfe729b55d"
+  dependencies:
+    color-convert "^1.8.2"
+    color-string "^1.4.0"
+
 color@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/color/-/color-3.0.0.tgz#d920b4328d534a3ac8295d68f7bd4ba6c427be9a"
@@ -2372,10 +2415,18 @@ css-what@2.1:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.0.tgz#9467d032c38cfaefb9f2d79501253062f87fa1bd"
 
+cssdb@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/cssdb/-/cssdb-3.1.0.tgz#e1efa0d8831e9e655cadd499a89266d3565d9697"
+
 cssesc@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-0.1.0.tgz#c814903e45623371a0477b40109aaafbeeaddbb4"
 
+cssesc@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-1.0.1.tgz#ef7bd8d0229ed6a3a7051ff7771265fe7330e0a8"
+
 cssnano-preset-default@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/cssnano-preset-default/-/cssnano-preset-default-4.0.0.tgz#c334287b4f7d49fb2d170a92f9214655788e3b6b"
@@ -2942,6 +2993,10 @@ ejs@^2.5.7:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/ejs/-/ejs-2.6.1.tgz#498ec0d495655abc6f23cd61868d926464071aa0"
 
+electron-to-chromium@^1.3.47:
+  version "1.3.62"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.62.tgz#2e8e2dc070c800ec8ce23ff9dfcceb585d6f9ed8"
+
 electron-to-chromium@^1.3.52:
   version "1.3.55"
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.55.tgz#f150e10b20b77d9d41afcca312efe0c3b1a7fdce"
@@ -5529,7 +5584,7 @@ lodash._reevaluate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reevaluate/-/lodash._reevaluate-3.0.0.tgz#58bc74c40664953ae0b124d806996daca431e2ed"
 
-lodash._reinterpolate@^3.0.0:
+lodash._reinterpolate@^3.0.0, lodash._reinterpolate@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"
 
@@ -5593,6 +5648,13 @@ lodash.template@^3.0.0:
     lodash.restparam "^3.0.0"
     lodash.templatesettings "^3.0.0"
 
+lodash.template@^4.2.4:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/lodash.template/-/lodash.template-4.4.0.tgz#e73a0385c8355591746e020b99679c690e68fba0"
+  dependencies:
+    lodash._reinterpolate "~3.0.0"
+    lodash.templatesettings "^4.0.0"
+
 lodash.templatesettings@^3.0.0:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/lodash.templatesettings/-/lodash.templatesettings-3.1.1.tgz#fb307844753b66b9f1afa54e262c745307dba8e5"
@@ -5600,6 +5662,12 @@ lodash.templatesettings@^3.0.0:
     lodash._reinterpolate "^3.0.0"
     lodash.escape "^3.0.0"
 
+lodash.templatesettings@^4.0.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/lodash.templatesettings/-/lodash.templatesettings-4.1.0.tgz#2b4d4e95ba440d915ff08bc899e4553666713316"
+  dependencies:
+    lodash._reinterpolate "~3.0.0"
+
 lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
@@ -6853,6 +6921,13 @@ posix-character-classes@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
 
+postcss-attribute-case-insensitive@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-attribute-case-insensitive/-/postcss-attribute-case-insensitive-3.0.1.tgz#efd2c40b5d3d27dfab5678073bf652f76eaf4352"
+  dependencies:
+    postcss "^6.0.23"
+    postcss-selector-parser "^4.0.0"
+
 postcss-calc@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/postcss-calc/-/postcss-calc-6.0.1.tgz#3d24171bbf6e7629d422a436ebfe6dd9511f4330"
@@ -6862,6 +6937,36 @@ postcss-calc@^6.0.0:
     postcss-selector-parser "^2.2.2"
     reduce-css-calc "^2.0.0"
 
+postcss-color-functional-notation@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/postcss-color-functional-notation/-/postcss-color-functional-notation-1.0.2.tgz#836fbc5e88a4ebd958ba6a3f9e2dad7792166c9f"
+  dependencies:
+    postcss "^6.0.23"
+    postcss-values-parser "^1.5.0"
+
+postcss-color-hex-alpha@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-color-hex-alpha/-/postcss-color-hex-alpha-3.0.0.tgz#1e53e6c8acb237955e8fd08b7ecdb1b8b8309f95"
+  dependencies:
+    color "^1.0.3"
+    postcss "^6.0.1"
+    postcss-message-helpers "^2.0.0"
+
+postcss-color-mod-function@^2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/postcss-color-mod-function/-/postcss-color-mod-function-2.4.3.tgz#14a97f5b17a5f19396e9dea7ffcb5be732592baf"
+  dependencies:
+    "@csstools/convert-colors" "^1.4.0"
+    postcss "^6.0.23"
+    postcss-values-parser "^1.5.0"
+
+postcss-color-rebeccapurple@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/postcss-color-rebeccapurple/-/postcss-color-rebeccapurple-3.1.0.tgz#ce1269ecc2d0d8bf92aab44bd884e633124c33ec"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-values-parser "^1.5.0"
+
 postcss-colormin@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/postcss-colormin/-/postcss-colormin-4.0.1.tgz#6f1c18a0155bc69613f2ff13843e2e4ae8ff0bbe"
@@ -6879,6 +6984,33 @@ postcss-convert-values@^4.0.0:
     postcss "^6.0.0"
     postcss-value-parser "^3.0.0"
 
+postcss-custom-media@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-custom-media/-/postcss-custom-media-6.0.0.tgz#be532784110ecb295044fb5395a18006eb21a737"
+  dependencies:
+    postcss "^6.0.1"
+
+postcss-custom-properties@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-custom-properties/-/postcss-custom-properties-7.0.0.tgz#24dc4fbe6d6ed550ea4fd3b11204660e9ffa3b33"
+  dependencies:
+    balanced-match "^1.0.0"
+    postcss "^6.0.18"
+
+postcss-custom-selectors@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-custom-selectors/-/postcss-custom-selectors-4.0.1.tgz#781382f94c52e727ef5ca4776ea2adf49a611382"
+  dependencies:
+    postcss "^6.0.1"
+    postcss-selector-matches "^3.0.0"
+
+postcss-dir-pseudo-class@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-dir-pseudo-class/-/postcss-dir-pseudo-class-4.0.0.tgz#007dba154a0750cb3095eeae01077088a61dcef5"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-selector-parser "^4.0.0"
+
 postcss-discard-comments@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/postcss-discard-comments/-/postcss-discard-comments-4.0.0.tgz#9684a299e76b3e93263ef8fd2adbf1a1c08fd88d"
@@ -6903,6 +7035,50 @@ postcss-discard-overridden@^4.0.0:
   dependencies:
     postcss "^6.0.0"
 
+postcss-env-function@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-env-function/-/postcss-env-function-1.0.0.tgz#0d81b53b3d789d55d1cac8125ec64f89e916a2f7"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-values-parser "^1.5.0"
+
+postcss-focus-visible@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-focus-visible/-/postcss-focus-visible-3.0.0.tgz#c105b9d97e83c6a60cf3af34245ae451b326fb54"
+  dependencies:
+    postcss "^6.0"
+
+postcss-focus-within@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-focus-within/-/postcss-focus-within-2.0.0.tgz#7ff76ad8b5e9a000c0123d9690a76752c36c0c52"
+  dependencies:
+    postcss "^6.0.21"
+
+postcss-font-family-system-ui@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-font-family-system-ui/-/postcss-font-family-system-ui-3.0.0.tgz#675fe7a9e029669f05f8dba2e44c2225ede80623"
+  dependencies:
+    postcss "^6.0"
+
+postcss-font-variant@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-font-variant/-/postcss-font-variant-3.0.0.tgz#08ccc88f6050ba82ed8ef2cc76c0c6a6b41f183e"
+  dependencies:
+    postcss "^6.0.1"
+
+postcss-gap-properties@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-gap-properties/-/postcss-gap-properties-1.0.0.tgz#2a43bed20d73fc9744e3b869610711ee72db58af"
+  dependencies:
+    postcss "^6.0.22"
+
+postcss-image-set-function@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-image-set-function/-/postcss-image-set-function-2.0.0.tgz#3f43f25bc242ec1319c4bd879ccfd62ee5256feb"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-values-parser "^1.5.0"
+
 postcss-import@^12.0.0:
   version "12.0.0"
   resolved "https://registry.yarnpkg.com/postcss-import/-/postcss-import-12.0.0.tgz#149f96a4ef0b27525c419784be8517ebd17e92c5"
@@ -6912,6 +7088,21 @@ postcss-import@^12.0.0:
     read-cache "^1.0.0"
     resolve "^1.1.7"
 
+postcss-initial@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-initial/-/postcss-initial-2.0.0.tgz#72715f7336e0bb79351d99ee65c4a253a8441ba4"
+  dependencies:
+    lodash.template "^4.2.4"
+    postcss "^6.0.1"
+
+postcss-lab-function@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/postcss-lab-function/-/postcss-lab-function-1.1.0.tgz#1965cd4cfb380601129f29c59797a0df13463f48"
+  dependencies:
+    "@csstools/convert-colors" "^1.4.0"
+    postcss "^6.0.23"
+    postcss-values-parser "^1.5.0"
+
 postcss-load-config@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/postcss-load-config/-/postcss-load-config-2.0.0.tgz#f1312ddbf5912cd747177083c5ef7a19d62ee484"
@@ -6928,6 +7119,18 @@ postcss-loader@^3.0.0:
     postcss-load-config "^2.0.0"
     schema-utils "^1.0.0"
 
+postcss-logical@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/postcss-logical/-/postcss-logical-1.1.1.tgz#bcabf0638d8aa747743b32bc52f9d90d4a3313d2"
+  dependencies:
+    postcss "^6.0.20"
+
+postcss-media-minmax@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-media-minmax/-/postcss-media-minmax-3.0.0.tgz#675256037a43ef40bc4f0760bfd06d4dc69d48d2"
+  dependencies:
+    postcss "^6.0.1"
+
 postcss-merge-longhand@^4.0.0:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/postcss-merge-longhand/-/postcss-merge-longhand-4.0.4.tgz#bffc7c6ffa146591c993a0bb8373d65f9a06d4d0"
@@ -6948,6 +7151,10 @@ postcss-merge-rules@^4.0.0:
     postcss-selector-parser "^3.0.0"
     vendors "^1.0.0"
 
+postcss-message-helpers@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz#a4f2f4fab6e4fe002f0aed000478cdf52f9ba60e"
+
 postcss-minify-font-values@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/postcss-minify-font-values/-/postcss-minify-font-values-4.0.0.tgz#4cc33d283d6a81759036e757ef981d92cbd85bed"
@@ -7010,6 +7217,12 @@ postcss-modules-values@^1.3.0:
     icss-replace-symbols "^1.1.0"
     postcss "^6.0.1"
 
+postcss-nesting@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-nesting/-/postcss-nesting-6.0.0.tgz#4c45276a065765ec063efe1e4daf75c131518991"
+  dependencies:
+    postcss "^6.0.22"
+
 postcss-normalize-charset@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/postcss-normalize-charset/-/postcss-normalize-charset-4.0.0.tgz#24527292702d5e8129eafa3d1de49ed51a6ab730"
@@ -7089,6 +7302,70 @@ postcss-ordered-values@^4.0.0:
     postcss "^6.0.0"
     postcss-value-parser "^3.0.0"
 
+postcss-overflow-shorthand@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-overflow-shorthand/-/postcss-overflow-shorthand-1.0.1.tgz#f72cc216f770f1ab712863dcce9bc32f774b2b74"
+  dependencies:
+    postcss "^6.0.22"
+
+postcss-page-break@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-page-break/-/postcss-page-break-1.0.0.tgz#09a63b6e03db092d38569b33dcba42a343ace60b"
+  dependencies:
+    postcss "^6.0.16"
+
+postcss-place@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-place/-/postcss-place-3.0.1.tgz#95b0aeedd1302fe898c77ef6392cd1cfa7b23dd8"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-values-parser "^1.5.0"
+
+postcss-preset-env@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/postcss-preset-env/-/postcss-preset-env-5.3.0.tgz#568939a1c03e950ced2bdfe32822c316ac7d0b7f"
+  dependencies:
+    autoprefixer "^8.6.5"
+    browserslist "^3.2.8"
+    caniuse-lite "^1.0.30000865"
+    cssdb "^3.1.0"
+    postcss "^6.0.23"
+    postcss-attribute-case-insensitive "^3.0.1"
+    postcss-color-functional-notation "^1.0.2"
+    postcss-color-hex-alpha "^3.0.0"
+    postcss-color-mod-function "^2.4.3"
+    postcss-color-rebeccapurple "^3.1.0"
+    postcss-custom-media "^6.0.0"
+    postcss-custom-properties "^7.0.0"
+    postcss-custom-selectors "^4.0.1"
+    postcss-dir-pseudo-class "^4.0.0"
+    postcss-env-function "^1.0.0"
+    postcss-focus-visible "^3.0.0"
+    postcss-focus-within "^2.0.0"
+    postcss-font-family-system-ui "^3.0.0"
+    postcss-font-variant "^3.0.0"
+    postcss-gap-properties "^1.0.0"
+    postcss-image-set-function "^2.0.0"
+    postcss-initial "^2.0.0"
+    postcss-lab-function "^1.1.0"
+    postcss-logical "^1.1.1"
+    postcss-media-minmax "^3.0.0"
+    postcss-nesting "^6.0.0"
+    postcss-overflow-shorthand "^1.0.1"
+    postcss-page-break "^1.0.0"
+    postcss-place "^3.0.1"
+    postcss-pseudo-class-any-link "^5.0.0"
+    postcss-replace-overflow-wrap "^2.0.0"
+    postcss-selector-matches "^3.0.1"
+    postcss-selector-not "^3.0.1"
+
+postcss-pseudo-class-any-link@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-pseudo-class-any-link/-/postcss-pseudo-class-any-link-5.0.0.tgz#9979a55a75956c402c5d270a667632cf8ee8eccb"
+  dependencies:
+    postcss "^6.0.22"
+    postcss-selector-parser "^4.0.0"
+
 postcss-reduce-initial@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/postcss-reduce-initial/-/postcss-reduce-initial-4.0.1.tgz#f2d58f50cea2b0c5dc1278d6ea5ed0ff5829c293"
@@ -7107,6 +7384,26 @@ postcss-reduce-transforms@^4.0.0:
     postcss "^6.0.0"
     postcss-value-parser "^3.0.0"
 
+postcss-replace-overflow-wrap@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-replace-overflow-wrap/-/postcss-replace-overflow-wrap-2.0.0.tgz#794db6faa54f8db100854392a93af45768b4e25b"
+  dependencies:
+    postcss "^6.0.1"
+
+postcss-selector-matches@^3.0.0, postcss-selector-matches@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-selector-matches/-/postcss-selector-matches-3.0.1.tgz#e5634011e13950881861bbdd58c2d0111ffc96ab"
+  dependencies:
+    balanced-match "^0.4.2"
+    postcss "^6.0.1"
+
+postcss-selector-not@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-selector-not/-/postcss-selector-not-3.0.1.tgz#2e4db2f0965336c01e7cec7db6c60dff767335d9"
+  dependencies:
+    balanced-match "^0.4.2"
+    postcss "^6.0.1"
+
 postcss-selector-parser@^2.2.2:
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-2.2.3.tgz#f9437788606c3c9acee16ffe8d8b16297f27bb90"
@@ -7123,6 +7420,14 @@ postcss-selector-parser@^3.0.0, postcss-selector-parser@^3.1.1:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
+postcss-selector-parser@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-4.0.0.tgz#50c6570f40579036d8e63f23e6c0626fe5743527"
+  dependencies:
+    cssesc "^1.0.1"
+    indexes-of "^1.0.1"
+    uniq "^1.0.1"
+
 postcss-svgo@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/postcss-svgo/-/postcss-svgo-4.0.0.tgz#c0bbad02520fc636c9d78b0e8403e2e515c32285"
@@ -7154,7 +7459,15 @@ postcss-value-parser@^3.0.0, postcss-value-parser@^3.2.3, postcss-value-parser@^
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-3.3.0.tgz#87f38f9f18f774a4ab4c8a232f5c5ce8872a9d15"
 
-postcss@^6.0.0, postcss@^6.0.20, postcss@^6.0.23:
+postcss-values-parser@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/postcss-values-parser/-/postcss-values-parser-1.5.0.tgz#5d9fa63e2bcb0179ce48f3235303765eb89f3047"
+  dependencies:
+    flatten "^1.0.2"
+    indexes-of "^1.0.1"
+    uniq "^1.0.1"
+
+postcss@^6.0, postcss@^6.0.0, postcss@^6.0.16, postcss@^6.0.18, postcss@^6.0.20, postcss@^6.0.21, postcss@^6.0.22, postcss@^6.0.23:
   version "6.0.23"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-6.0.23.tgz#61c82cc328ac60e677645f979054eb98bc0e3324"
   dependencies: