diff --git a/package-lock.json b/package-lock.json
index 399a1b4..ee7f61a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -386,14 +386,18 @@
       "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
       "dev": true
     },
-    "autoprefixer-core": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/autoprefixer-core/-/autoprefixer-core-3.1.2.tgz",
-      "integrity": "sha1-reXOni2dcbt//DHWlvpeh66+tjQ=",
+    "autoprefixer": {
+      "version": "10.4.14",
+      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.14.tgz",
+      "integrity": "sha512-FQzyfOsTlwVzjHxKEqRIAdJx9niO6VCBCoEwax/VLSoQF29ggECcPuBqUMZ+u8jCZOPSy8b8/8KnuFbp0SaFZQ==",
       "dev": true,
       "requires": {
-        "caniuse-db": "^1.0.30000006",
-        "postcss": "~2.2.5"
+        "browserslist": "^4.21.5",
+        "caniuse-lite": "^1.0.30001464",
+        "fraction.js": "^4.2.0",
+        "normalize-range": "^0.1.2",
+        "picocolors": "^1.0.0",
+        "postcss-value-parser": "^4.2.0"
       }
     },
     "aws-sign2": {
@@ -692,6 +696,18 @@
         "stream-throttle": "^0.1.3"
       }
     },
+    "browserslist": {
+      "version": "4.21.5",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.21.5.tgz",
+      "integrity": "sha512-tUkiguQGW7S3IhB7N+c2MV/HZPSCPAAiYBZXLsBhFB/PCy6ZKKsZrmBayHV9fdGV/ARIfJ14NkxKzRDjvp7L6w==",
+      "dev": true,
+      "requires": {
+        "caniuse-lite": "^1.0.30001449",
+        "electron-to-chromium": "^1.4.284",
+        "node-releases": "^2.0.8",
+        "update-browserslist-db": "^1.0.10"
+      }
+    },
     "bs-recipes": {
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/bs-recipes/-/bs-recipes-1.3.4.tgz",
@@ -751,10 +767,10 @@
       "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo=",
       "dev": true
     },
-    "caniuse-db": {
-      "version": "1.0.30000985",
-      "resolved": "https://registry.npmjs.org/caniuse-db/-/caniuse-db-1.0.30000985.tgz",
-      "integrity": "sha512-1m3CC9+dYNh/FHd0V1/McOB73CxjmzzrcXi360x8mKoApUY8QIOYXg4bU5QeJmlenn++20GBI38EKw6qQpJ3kQ==",
+    "caniuse-lite": {
+      "version": "1.0.30001486",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001486.tgz",
+      "integrity": "sha512-uv7/gXuHi10Whlj0pp5q/tsK/32J2QSqVRKQhs2j8VsDCjgyruAh/eEXHF822VqO9yT6iZKw3nRwZRSPBE9OQg==",
       "dev": true
     },
     "caseless": {
@@ -1362,6 +1378,12 @@
       "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
       "dev": true
     },
+    "electron-to-chromium": {
+      "version": "1.4.388",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.4.388.tgz",
+      "integrity": "sha512-xZ0y4zjWZgp65okzwwt00f2rYibkFPHUv9qBz+Vzn8cB9UXIo9Zc6Dw81LJYhhNt0G/vR1OJEfStZ49NKl0YxQ==",
+      "dev": true
+    },
     "encodeurl": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
@@ -1500,6 +1522,12 @@
         "es6-symbol": "^3.1.1"
       }
     },
+    "escalade": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+      "dev": true
+    },
     "escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -1872,6 +1900,12 @@
         "mime-types": "^2.1.12"
       }
     },
+    "fraction.js": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.2.0.tgz",
+      "integrity": "sha512-MhLuK+2gUcnZe8ZHlaaINnQLl0xRIGRfcGk2yl8xoQAfHrSsL3rYu6FCmBdkdbhc9EPlwyGHewaRsvwRMJtAlA==",
+      "dev": true
+    },
     "fragment-cache": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/fragment-cache/-/fragment-cache-0.2.1.tgz",
@@ -2754,50 +2788,52 @@
       }
     },
     "gulp-autoprefixer": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/gulp-autoprefixer/-/gulp-autoprefixer-1.0.0.tgz",
-      "integrity": "sha1-765z8R9Mdw8S828jEnCv3F16jyk=",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/gulp-autoprefixer/-/gulp-autoprefixer-8.0.0.tgz",
+      "integrity": "sha512-sVR++PIaXpa81p52dmmA/jt50bw0egmylK5mjagfgOJ8uLDGaF9tHyzvetkY9Uo0gBZUS5sVqN3kX/GlUKOyog==",
       "dev": true,
       "requires": {
-        "autoprefixer-core": "^3.0.1",
-        "gulp-util": "^3.0.0",
-        "object-assign": "^1.0.0",
-        "through2": "^0.6.1",
-        "vinyl-sourcemaps-apply": "^0.1.1"
+        "autoprefixer": "^10.2.6",
+        "fancy-log": "^1.3.3",
+        "plugin-error": "^1.0.1",
+        "postcss": "^8.3.0",
+        "through2": "^4.0.2",
+        "vinyl-sourcemaps-apply": "^0.2.1"
       },
       "dependencies": {
-        "inherits": {
-          "version": "2.0.4",
-          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-          "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
-          "dev": true
+        "readable-stream": {
+          "version": "3.6.2",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
+          "integrity": "sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==",
+          "dev": true,
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
         },
-        "object-assign": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-1.0.0.tgz",
-          "integrity": "sha1-5l3Idm07R7S4MHRlyDEdoDCwcKY=",
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
           "dev": true
         },
-        "readable-stream": {
-          "version": "1.0.34",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
-          "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
+        "string_decoder": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+          "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
           "dev": true,
           "requires": {
-            "core-util-is": "~1.0.0",
-            "inherits": "~2.0.1",
-            "isarray": "0.0.1",
-            "string_decoder": "~0.10.x"
+            "safe-buffer": "~5.2.0"
           }
         },
         "through2": {
-          "version": "0.6.5",
-          "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
-          "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
+          "version": "4.0.2",
+          "resolved": "https://registry.npmjs.org/through2/-/through2-4.0.2.tgz",
+          "integrity": "sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==",
           "dev": true,
           "requires": {
-            "readable-stream": ">=1.0.33-1 <1.1.0-0",
-            "xtend": ">=4.0.0 <4.1.0-0"
+            "readable-stream": "3"
           }
         }
       }
@@ -3910,6 +3946,12 @@
       "integrity": "sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==",
       "dev": true
     },
+    "nanoid": {
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+      "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
+      "dev": true
+    },
     "nanomatch": {
       "version": "1.2.13",
       "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -4004,6 +4046,12 @@
         }
       }
     },
+    "node-releases": {
+      "version": "2.0.10",
+      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.10.tgz",
+      "integrity": "sha512-5GFldHPXVG/YZmFzJvKK2zDSzPKhEp0+ZR5SVaoSag9fsL5YgHbUHDfnG5494ISANDcK4KwPXAx2xqVEydmd7w==",
+      "dev": true
+    },
     "node-sass": {
       "version": "3.13.1",
       "resolved": "https://registry.npmjs.org/node-sass/-/node-sass-3.13.1.tgz",
@@ -4158,6 +4206,12 @@
       "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
       "dev": true
     },
+    "normalize-range": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/normalize-range/-/normalize-range-0.1.2.tgz",
+      "integrity": "sha512-bdok/XvKII3nUpklnV6P2hxtMNrCboOjAcyBuQnWEhO665FwrSNRxU+AqpsyvO6LgGYPspN+lu5CLtw4jPRKNA==",
+      "dev": true
+    },
     "now-and-later": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/now-and-later/-/now-and-later-2.0.1.tgz",
@@ -4536,6 +4590,12 @@
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
       "dev": true
     },
+    "picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==",
+      "dev": true
+    },
     "pify": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
@@ -4557,6 +4617,18 @@
         "pinkie": "^2.0.0"
       }
     },
+    "plugin-error": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/plugin-error/-/plugin-error-1.0.1.tgz",
+      "integrity": "sha512-L1zP0dk7vGweZME2i+EeakvUNqSrdiI3F91TwEoYiGrAfUXmVv6fJIq4g82PAXxNsWOp0J7ZqQy/3Szz0ajTxA==",
+      "dev": true,
+      "requires": {
+        "ansi-colors": "^1.0.1",
+        "arr-diff": "^4.0.0",
+        "arr-union": "^3.1.0",
+        "extend-shallow": "^3.0.2"
+      }
+    },
     "portscanner": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/portscanner/-/portscanner-2.1.1.tgz",
@@ -4574,26 +4646,22 @@
       "dev": true
     },
     "postcss": {
-      "version": "2.2.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-2.2.6.tgz",
-      "integrity": "sha1-wENE4kSeRYa5Vfvkp093CA2EVx8=",
+      "version": "8.4.23",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.23.tgz",
+      "integrity": "sha512-bQ3qMcpF6A/YjR55xtoTr0jGOlnPOKAIMdOWiv0EIT6HVPEaJiJB4NLljSbiHoC2RX7DN5Uvjtpbg1NPdwv1oA==",
       "dev": true,
       "requires": {
-        "js-base64": "~2.1.5",
-        "source-map": "~0.1.40"
-      },
-      "dependencies": {
-        "source-map": {
-          "version": "0.1.43",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
-          "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
-          "dev": true,
-          "requires": {
-            "amdefine": ">=0.0.4"
-          }
-        }
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
       }
     },
+    "postcss-value-parser": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz",
+      "integrity": "sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==",
+      "dev": true
+    },
     "pretty-hrtime": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/pretty-hrtime/-/pretty-hrtime-1.0.3.tgz",
@@ -5593,6 +5661,12 @@
       "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
       "dev": true
     },
+    "source-map-js": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
+      "dev": true
+    },
     "source-map-resolve": {
       "version": "0.5.2",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.2.tgz",
@@ -6141,6 +6215,16 @@
       "integrity": "sha512-kXpym8nmDmlCBr7nKdIx8P2jNBa+pBpIUFRnKJ4dr8htyYGJFokkr2ZvERRtUN+9SY+JqXouNgUPtv6JQva/2Q==",
       "dev": true
     },
+    "update-browserslist-db": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.0.11.tgz",
+      "integrity": "sha512-dCwEFf0/oT85M1fHBg4F0jtLwJrutGoHSQXCh7u4o2t1drG+c0a9Flnqww6XUKSfQMPpJBRjU8d4RXB09qtvaA==",
+      "dev": true,
+      "requires": {
+        "escalade": "^3.1.1",
+        "picocolors": "^1.0.0"
+      }
+    },
     "uri-js": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
@@ -6375,23 +6459,12 @@
       }
     },
     "vinyl-sourcemaps-apply": {
-      "version": "0.1.4",
-      "resolved": "https://registry.npmjs.org/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.1.4.tgz",
-      "integrity": "sha1-xfy9Q+LyOEI8LcmL3db3m3K8NFs=",
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz",
+      "integrity": "sha512-+oDh3KYZBoZC8hfocrbrxbLUeaYtQK7J5WU5Br9VqWqmCll3tFJqKp97GC9GmMsVIL0qnx2DgEDVxdo5EZ5sSw==",
       "dev": true,
       "requires": {
-        "source-map": "^0.1.39"
-      },
-      "dependencies": {
-        "source-map": {
-          "version": "0.1.43",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
-          "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
-          "dev": true,
-          "requires": {
-            "amdefine": ">=0.0.4"
-          }
-        }
+        "source-map": "^0.5.1"
       }
     },
     "which": {
diff --git a/package.json b/package.json
index eb8e1fa..7fe0659 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "devDependencies": {
     "browser-sync": "^2.26.7",
     "gulp": "^4.0.2",
-    "gulp-autoprefixer": "1.0.0",
+    "gulp-autoprefixer": "8.0.0",
     "gulp-sass": "^2.1.0"
   },
   "dependencies": {
diff --git a/yarn.lock b/yarn.lock
index 2f5bcdf..698c6ac 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -259,13 +259,17 @@ atob@^2.1.1:
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
   integrity sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==
 
-autoprefixer-core@^3.0.1:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/autoprefixer-core/-/autoprefixer-core-3.1.2.tgz#ade5ce9e2d9d71bb7ffc31d696fa5e87aebeb634"
-  integrity sha1-reXOni2dcbt//DHWlvpeh66+tjQ=
-  dependencies:
-    caniuse-db "^1.0.30000006"
-    postcss "~2.2.5"
+autoprefixer@^10.2.6:
+  version "10.4.14"
+  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-10.4.14.tgz#e28d49902f8e759dd25b153264e862df2705f79d"
+  integrity sha512-FQzyfOsTlwVzjHxKEqRIAdJx9niO6VCBCoEwax/VLSoQF29ggECcPuBqUMZ+u8jCZOPSy8b8/8KnuFbp0SaFZQ==
+  dependencies:
+    browserslist "^4.21.5"
+    caniuse-lite "^1.0.30001464"
+    fraction.js "^4.2.0"
+    normalize-range "^0.1.2"
+    picocolors "^1.0.0"
+    postcss-value-parser "^4.2.0"
 
 aws-sign2@~0.7.0:
   version "0.7.0"
@@ -456,6 +460,16 @@ browser-sync@^2.26.7:
     ua-parser-js "0.7.17"
     yargs "6.4.0"
 
+browserslist@^4.21.5:
+  version "4.21.5"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.21.5.tgz#75c5dae60063ee641f977e00edd3cfb2fb7af6a7"
+  integrity sha512-tUkiguQGW7S3IhB7N+c2MV/HZPSCPAAiYBZXLsBhFB/PCy6ZKKsZrmBayHV9fdGV/ARIfJ14NkxKzRDjvp7L6w==
+  dependencies:
+    caniuse-lite "^1.0.30001449"
+    electron-to-chromium "^1.4.284"
+    node-releases "^2.0.8"
+    update-browserslist-db "^1.0.10"
+
 bs-recipes@1.3.4:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/bs-recipes/-/bs-recipes-1.3.4.tgz#0d2d4d48a718c8c044769fdc4f89592dc8b69585"
@@ -519,10 +533,10 @@ camelcase@^3.0.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-3.0.0.tgz#32fc4b9fcdaf845fcdf7e73bb97cac2261f0ab0a"
   integrity sha1-MvxLn82vhF/N9+c7uXysImHwqwo=
 
-caniuse-db@^1.0.30000006:
-  version "1.0.30000985"
-  resolved "https://registry.yarnpkg.com/caniuse-db/-/caniuse-db-1.0.30000985.tgz#208c723beb15123eb27cc6ad9bc285b4f27a3f87"
-  integrity sha512-1m3CC9+dYNh/FHd0V1/McOB73CxjmzzrcXi360x8mKoApUY8QIOYXg4bU5QeJmlenn++20GBI38EKw6qQpJ3kQ==
+caniuse-lite@^1.0.30001449, caniuse-lite@^1.0.30001464:
+  version "1.0.30001486"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001486.tgz#56a08885228edf62cbe1ac8980f2b5dae159997e"
+  integrity sha512-uv7/gXuHi10Whlj0pp5q/tsK/32J2QSqVRKQhs2j8VsDCjgyruAh/eEXHF822VqO9yT6iZKw3nRwZRSPBE9OQg==
 
 caseless@~0.12.0:
   version "0.12.0"
@@ -947,6 +961,11 @@ ee-first@1.1.1:
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
   integrity sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=
 
+electron-to-chromium@^1.4.284:
+  version "1.4.388"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.4.388.tgz#ec0d1be823d5b14da56d91ec5c57e84b4624ea45"
+  integrity sha512-xZ0y4zjWZgp65okzwwt00f2rYibkFPHUv9qBz+Vzn8cB9UXIo9Zc6Dw81LJYhhNt0G/vR1OJEfStZ49NKl0YxQ==
+
 encodeurl@~1.0.1, encodeurl@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
@@ -1059,6 +1078,11 @@ es6-weak-map@^2.0.1:
     es6-iterator "^2.0.3"
     es6-symbol "^3.1.1"
 
+escalade@^3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
+  integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
@@ -1143,7 +1167,7 @@ extsprintf@^1.2.0:
   resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.4.0.tgz#e2689f8f356fad62cca65a3a91c5df5f9551692f"
   integrity sha1-4mifjzVvrWLMplo6kcXfX5VRaS8=
 
-fancy-log@^1.1.0, fancy-log@^1.3.2:
+fancy-log@^1.1.0, fancy-log@^1.3.2, fancy-log@^1.3.3:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/fancy-log/-/fancy-log-1.3.3.tgz#dbc19154f558690150a23953a0adbd035be45fc7"
   integrity sha512-k9oEhlyc0FrVh25qYuSELjr8oxsCoc4/LEZfg2iJJrfEk/tZL9bCoJE47gqAvI2m/AUjluCS4+3I0eTx8n3AEw==
@@ -1271,6 +1295,11 @@ form-data@~2.3.2:
     combined-stream "^1.0.6"
     mime-types "^2.1.12"
 
+fraction.js@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/fraction.js/-/fraction.js-4.2.0.tgz#448e5109a313a3527f5a3ab2119ec4cf0e0e2950"
+  integrity sha512-MhLuK+2gUcnZe8ZHlaaINnQLl0xRIGRfcGk2yl8xoQAfHrSsL3rYu6FCmBdkdbhc9EPlwyGHewaRsvwRMJtAlA==
+
 fragment-cache@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/fragment-cache/-/fragment-cache-0.2.1.tgz#4290fad27f13e89be7f33799c6bc5a0abfff0d19"
@@ -1467,16 +1496,17 @@ graceful-fs@^4.0.0, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.0.tgz#8d8fdc73977cb04104721cb53666c1ca64cd328b"
   integrity sha512-jpSvDPV4Cq/bgtpndIWbI5hmYxhQGHPC4d4cqBPb4DLniCfhJokdXhwhaDuLBGLQdvvRum/UiX6ECVIPvDXqdg==
 
-gulp-autoprefixer@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/gulp-autoprefixer/-/gulp-autoprefixer-1.0.0.tgz#efae73f11f4c770f12f36f231270afdc5d7a8f29"
-  integrity sha1-765z8R9Mdw8S828jEnCv3F16jyk=
+gulp-autoprefixer@8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/gulp-autoprefixer/-/gulp-autoprefixer-8.0.0.tgz#ee2413d6cb9f7cc2f01b7d9835b46e58e326b88d"
+  integrity sha512-sVR++PIaXpa81p52dmmA/jt50bw0egmylK5mjagfgOJ8uLDGaF9tHyzvetkY9Uo0gBZUS5sVqN3kX/GlUKOyog==
   dependencies:
-    autoprefixer-core "^3.0.1"
-    gulp-util "^3.0.0"
-    object-assign "^1.0.0"
-    through2 "^0.6.1"
-    vinyl-sourcemaps-apply "^0.1.1"
+    autoprefixer "^10.2.6"
+    fancy-log "^1.3.3"
+    plugin-error "^1.0.1"
+    postcss "^8.3.0"
+    through2 "^4.0.2"
+    vinyl-sourcemaps-apply "^0.2.1"
 
 gulp-cli@^2.2.0:
   version "2.2.0"
@@ -1513,7 +1543,7 @@ gulp-sass@^2.1.0:
     through2 "^2.0.0"
     vinyl-sourcemaps-apply "^0.2.0"
 
-gulp-util@^3.0, gulp-util@^3.0.0:
+gulp-util@^3.0:
   version "3.0.8"
   resolved "https://registry.yarnpkg.com/gulp-util/-/gulp-util-3.0.8.tgz#0054e1e744502e27c04c187c3ecc505dd54bbb4f"
   integrity sha1-AFTh50RQLifATBh8PsxQXdVLu08=
@@ -1991,11 +2021,6 @@ js-base64@^2.1.8:
   resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.5.1.tgz#1efa39ef2c5f7980bb1784ade4a8af2de3291121"
   integrity sha512-M7kLczedRMYX4L8Mdh4MzyAMM9O5osx+4FcOQuTvr3A9F2D9S5JXheN0ewNbrvK2UatkTRhL5ejGmGSjNMiZuw==
 
-js-base64@~2.1.5:
-  version "2.1.9"
-  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.1.9.tgz#f0e80ae039a4bd654b5f281fc93f04a914a7fcce"
-  integrity sha1-8OgK4DmkvWVLXygfyT8EqRSn/M4=
-
 jsbn@~0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.1.tgz#a5e654c2e5a2deb5f201d96cefbca80c0ef2f513"
@@ -2436,6 +2461,11 @@ nan@^2.12.1, nan@^2.3.2:
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.0.tgz#7818f722027b2459a86f0295d434d1fc2336c52c"
   integrity sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==
 
+nanoid@^3.3.6:
+  version "3.3.6"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.6.tgz#443380c856d6e9f9824267d960b4236ad583ea4c"
+  integrity sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==
+
 nanomatch@^1.2.9:
   version "1.2.13"
   resolved "https://registry.yarnpkg.com/nanomatch/-/nanomatch-1.2.13.tgz#b87a8aa4fc0de8fe6be88895b38983ff265bd119"
@@ -2506,6 +2536,11 @@ node-pre-gyp@^0.12.0:
     semver "^5.3.0"
     tar "^4"
 
+node-releases@^2.0.8:
+  version "2.0.10"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-2.0.10.tgz#c311ebae3b6a148c89b1813fd7c4d3c024ef537f"
+  integrity sha512-5GFldHPXVG/YZmFzJvKK2zDSzPKhEp0+ZR5SVaoSag9fsL5YgHbUHDfnG5494ISANDcK4KwPXAx2xqVEydmd7w==
+
 node-sass@^3.4.2:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-3.13.1.tgz#7240fbbff2396304b4223527ed3020589c004fc2"
@@ -2565,6 +2600,11 @@ normalize-path@^3.0.0:
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
   integrity sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==
 
+normalize-range@^0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/normalize-range/-/normalize-range-0.1.2.tgz#2d10c06bdfd312ea9777695a4d28439456b75942"
+  integrity sha512-bdok/XvKII3nUpklnV6P2hxtMNrCboOjAcyBuQnWEhO665FwrSNRxU+AqpsyvO6LgGYPspN+lu5CLtw4jPRKNA==
+
 now-and-later@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/now-and-later/-/now-and-later-2.0.1.tgz#8e579c8685764a7cc02cb680380e94f43ccb1f7c"
@@ -2605,11 +2645,6 @@ oauth-sign@~0.9.0:
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.9.0.tgz#47a7b016baa68b5fa0ecf3dee08a85c679ac6455"
   integrity sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==
 
-object-assign@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-1.0.0.tgz#e65dc8766d3b47b4b8307465c8311da030b070a6"
-  integrity sha1-5l3Idm07R7S4MHRlyDEdoDCwcKY=
-
 object-assign@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-3.0.0.tgz#9bedd5ca0897949bca47e7ff408062d549f587f2"
@@ -2850,6 +2885,11 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+picocolors@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.0.tgz#cb5bdc74ff3f51892236eaf79d68bc44564ab81c"
+  integrity sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==
+
 pify@^2.0.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -2867,6 +2907,16 @@ pinkie@^2.0.0:
   resolved "https://registry.yarnpkg.com/pinkie/-/pinkie-2.0.4.tgz#72556b80cfa0d48a974e80e77248e80ed4f7f870"
   integrity sha1-clVrgM+g1IqXToDnckjoDtT3+HA=
 
+plugin-error@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/plugin-error/-/plugin-error-1.0.1.tgz#77016bd8919d0ac377fdcdd0322328953ca5781c"
+  integrity sha512-L1zP0dk7vGweZME2i+EeakvUNqSrdiI3F91TwEoYiGrAfUXmVv6fJIq4g82PAXxNsWOp0J7ZqQy/3Szz0ajTxA==
+  dependencies:
+    ansi-colors "^1.0.1"
+    arr-diff "^4.0.0"
+    arr-union "^3.1.0"
+    extend-shallow "^3.0.2"
+
 portscanner@2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/portscanner/-/portscanner-2.1.1.tgz#eabb409e4de24950f5a2a516d35ae769343fbb96"
@@ -2880,13 +2930,19 @@ posix-character-classes@^0.1.0:
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
   integrity sha1-AerA/jta9xoqbAL+q7jB/vfgDqs=
 
-postcss@~2.2.5:
-  version "2.2.6"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-2.2.6.tgz#c04344e2449e4586b955fbe4a74f77080d84571f"
-  integrity sha1-wENE4kSeRYa5Vfvkp093CA2EVx8=
+postcss-value-parser@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
+  integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
+
+postcss@^8.3.0:
+  version "8.4.23"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.23.tgz#df0aee9ac7c5e53e1075c24a3613496f9e6552ab"
+  integrity sha512-bQ3qMcpF6A/YjR55xtoTr0jGOlnPOKAIMdOWiv0EIT6HVPEaJiJB4NLljSbiHoC2RX7DN5Uvjtpbg1NPdwv1oA==
   dependencies:
-    js-base64 "~2.1.5"
-    source-map "~0.1.40"
+    nanoid "^3.3.6"
+    picocolors "^1.0.0"
+    source-map-js "^1.0.2"
 
 pretty-hrtime@^1.0.0:
   version "1.0.3"
@@ -2987,15 +3043,14 @@ read-pkg@^1.0.0:
     normalize-package-data "^2.3.2"
     path-type "^1.0.0"
 
-"readable-stream@>=1.0.33-1 <1.1.0-0":
-  version "1.0.34"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
-  integrity sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=
+readable-stream@3:
+  version "3.6.2"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.2.tgz#56a9b36ea965c00c5a93ef31eb111a0f11056967"
+  integrity sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==
   dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.1"
-    isarray "0.0.1"
-    string_decoder "~0.10.x"
+    inherits "^2.0.3"
+    string_decoder "^1.1.1"
+    util-deprecate "^1.0.1"
 
 readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.3, readable-stream@^2.3.5, readable-stream@^2.3.6, readable-stream@~2.3.6:
   version "2.3.6"
@@ -3220,6 +3275,11 @@ safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
+safe-buffer@~5.2.0:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+  integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
+
 safe-regex@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/safe-regex/-/safe-regex-1.1.0.tgz#40a3669f3b077d1e943d44629e157dd48023bf2e"
@@ -3454,6 +3514,11 @@ socket.io@2.1.1:
     socket.io-client "2.1.1"
     socket.io-parser "~3.2.0"
 
+source-map-js@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
+  integrity sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==
+
 source-map-resolve@^0.5.0:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.5.2.tgz#72e2cc34095543e43b2c62b2c4c10d4a9054f259"
@@ -3470,13 +3535,6 @@ source-map-url@^0.4.0:
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
   integrity sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=
 
-source-map@^0.1.39, source-map@~0.1.40:
-  version "0.1.43"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.1.43.tgz#c24bc146ca517c1471f5dacbe2571b2b7f9e3346"
-  integrity sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=
-  dependencies:
-    amdefine ">=0.0.4"
-
 source-map@^0.4.2:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
@@ -3605,6 +3663,13 @@ string-width@^1.0.1, string-width@^1.0.2:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string_decoder@^1.1.1:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.3.0.tgz#42f114594a46cf1a8e30b0a84f56c78c3edac21e"
+  integrity sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==
+  dependencies:
+    safe-buffer "~5.2.0"
+
 string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
@@ -3706,14 +3771,6 @@ through2-filter@^3.0.0:
     through2 "~2.0.0"
     xtend "~4.0.0"
 
-through2@^0.6.1:
-  version "0.6.5"
-  resolved "https://registry.yarnpkg.com/through2/-/through2-0.6.5.tgz#41ab9c67b29d57209071410e1d7a7a968cd3ad48"
-  integrity sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=
-  dependencies:
-    readable-stream ">=1.0.33-1 <1.1.0-0"
-    xtend ">=4.0.0 <4.1.0-0"
-
 through2@^2.0.0, through2@^2.0.3, through2@~2.0.0:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.5.tgz#01c1e39eb31d07cb7d03a96a70823260b23132cd"
@@ -3722,6 +3779,13 @@ through2@^2.0.0, through2@^2.0.3, through2@~2.0.0:
     readable-stream "~2.3.6"
     xtend "~4.0.1"
 
+through2@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/through2/-/through2-4.0.2.tgz#a7ce3ac2a7a8b0b966c80e7c49f0484c3b239764"
+  integrity sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==
+  dependencies:
+    readable-stream "3"
+
 time-stamp@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/time-stamp/-/time-stamp-1.1.0.tgz#764a5a11af50561921b133f3b44e618687e0f5c3"
@@ -3888,6 +3952,14 @@ upath@^1.1.1:
   resolved "https://registry.yarnpkg.com/upath/-/upath-1.1.2.tgz#3db658600edaeeccbe6db5e684d67ee8c2acd068"
   integrity sha512-kXpym8nmDmlCBr7nKdIx8P2jNBa+pBpIUFRnKJ4dr8htyYGJFokkr2ZvERRtUN+9SY+JqXouNgUPtv6JQva/2Q==
 
+update-browserslist-db@^1.0.10:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/update-browserslist-db/-/update-browserslist-db-1.0.11.tgz#9a2a641ad2907ae7b3616506f4b977851db5b940"
+  integrity sha512-dCwEFf0/oT85M1fHBg4F0jtLwJrutGoHSQXCh7u4o2t1drG+c0a9Flnqww6XUKSfQMPpJBRjU8d4RXB09qtvaA==
+  dependencies:
+    escalade "^3.1.1"
+    picocolors "^1.0.0"
+
 uri-js@^4.2.2:
   version "4.2.2"
   resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
@@ -3905,7 +3977,7 @@ use@^3.1.0:
   resolved "https://registry.yarnpkg.com/use/-/use-3.1.1.tgz#d50c8cac79a19fbc20f2911f56eb973f4e10070f"
   integrity sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==
 
-util-deprecate@~1.0.1:
+util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
@@ -3985,14 +4057,7 @@ vinyl-sourcemap@^1.1.0:
     remove-bom-buffer "^3.0.0"
     vinyl "^2.0.0"
 
-vinyl-sourcemaps-apply@^0.1.1:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.1.4.tgz#c5fcbd43e2f238423c2dc98bddd6f79b72bc345b"
-  integrity sha1-xfy9Q+LyOEI8LcmL3db3m3K8NFs=
-  dependencies:
-    source-map "^0.1.39"
-
-vinyl-sourcemaps-apply@^0.2.0:
+vinyl-sourcemaps-apply@^0.2.0, vinyl-sourcemaps-apply@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/vinyl-sourcemaps-apply/-/vinyl-sourcemaps-apply-0.2.1.tgz#ab6549d61d172c2b1b87be5c508d239c8ef87705"
   integrity sha1-q2VJ1h0XLCsbh75cUI0jnI74dwU=
@@ -4078,7 +4143,7 @@ xmlhttprequest-ssl@~1.5.4:
   resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz#c2876b06168aadc40e57d97e81191ac8f4398b3e"
   integrity sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=
 
-"xtend@>=4.0.0 <4.1.0-0", xtend@~4.0.0, xtend@~4.0.1:
+xtend@~4.0.0, xtend@~4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
   integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==