diff --git a/yarn.lock b/yarn.lock
index 421c123..0cb939d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -927,16 +927,16 @@ atob@^2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
 
-autoprefixer@^9.1.5:
-  version "9.1.5"
-  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-9.1.5.tgz#8675fd8d1c0d43069f3b19a2c316f3524e4f6671"
+autoprefixer@^9.3.1:
+  version "9.3.1"
+  resolved "https://registry.yarnpkg.com/autoprefixer/-/autoprefixer-9.3.1.tgz#71b622174de2b783d5fd99f9ad617b7a3c78443e"
   dependencies:
-    browserslist "^4.1.0"
-    caniuse-lite "^1.0.30000884"
+    browserslist "^4.3.3"
+    caniuse-lite "^1.0.30000898"
     normalize-range "^0.1.2"
     num2fraction "^1.2.2"
-    postcss "^7.0.2"
-    postcss-value-parser "^3.2.3"
+    postcss "^7.0.5"
+    postcss-value-parser "^3.3.1"
 
 aws-sign2@~0.7.0:
   version "0.7.0"
@@ -1330,6 +1330,14 @@ browserslist@^4.0.0, browserslist@^4.1.0:
     electron-to-chromium "^1.3.62"
     node-releases "^1.0.0-alpha.11"
 
+browserslist@^4.3.3:
+  version "4.3.3"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.3.3.tgz#88a7d9ce2e5db561e160ab660bc59cb406a0c41d"
+  dependencies:
+    caniuse-lite "^1.0.30000898"
+    electron-to-chromium "^1.3.81"
+    node-releases "^1.0.0-alpha.15"
+
 bs-recipes@1.3.4:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/bs-recipes/-/bs-recipes-1.3.4.tgz#0d2d4d48a718c8c044769fdc4f89592dc8b69585"
@@ -1464,6 +1472,10 @@ caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000884:
   version "1.0.30000885"
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000885.tgz#e889e9f8e7e50e769f2a49634c932b8aee622984"
 
+caniuse-lite@^1.0.30000898:
+  version "1.0.30000898"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000898.tgz#651306e690ca83caca5814da5afa3eb4de0f86c2"
+
 capture-stack-trace@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/capture-stack-trace/-/capture-stack-trace-1.0.1.tgz#a6c0bbe1f38f3aa0b92238ecb6ff42c344d4135d"
@@ -2501,6 +2513,10 @@ electron-to-chromium@^1.3.62:
   version "1.3.67"
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.67.tgz#5e8f3ffac89b4b0402c7e1a565be06f3a109abbc"
 
+electron-to-chromium@^1.3.81:
+  version "1.3.81"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.81.tgz#32af69206ef78973b6a6771b0c8450c2ce253913"
+
 elliptic@^6.0.0:
   version "6.4.1"
   resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.1.tgz#c2d0b7776911b86722c632c3c06c60f2f819939a"
@@ -5577,6 +5593,12 @@ node-releases@^1.0.0-alpha.11:
   dependencies:
     semver "^5.3.0"
 
+node-releases@^1.0.0-alpha.15:
+  version "1.0.0-alpha.15"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.0.0-alpha.15.tgz#bdb08730287cc50ddbfa3c1a358366a4a2f5d397"
+  dependencies:
+    semver "^5.3.0"
+
 node-sass@^4.8.3:
   version "4.9.3"
   resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.9.3.tgz#f407cf3d66f78308bb1e346b24fa428703196224"
@@ -6402,10 +6424,14 @@ postcss-unique-selectors@^4.0.0:
     postcss "^6.0.0"
     uniqs "^2.0.0"
 
-postcss-value-parser@^3.0.0, postcss-value-parser@^3.2.3, postcss-value-parser@^3.3.0:
+postcss-value-parser@^3.0.0, postcss-value-parser@^3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-3.3.0.tgz#87f38f9f18f774a4ab4c8a232f5c5ce8872a9d15"
 
+postcss-value-parser@^3.3.1:
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-3.3.1.tgz#9ff822547e2893213cf1c30efa51ac5fd1ba8281"
+
 postcss@^6.0.0:
   version "6.0.23"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-6.0.23.tgz#61c82cc328ac60e677645f979054eb98bc0e3324"
@@ -6422,6 +6448,14 @@ postcss@^7.0.2:
     source-map "^0.6.1"
     supports-color "^5.4.0"
 
+postcss@^7.0.5:
+  version "7.0.5"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.5.tgz#70e6443e36a6d520b0fd4e7593fcca3635ee9f55"
+  dependencies:
+    chalk "^2.4.1"
+    source-map "^0.6.1"
+    supports-color "^5.5.0"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
@@ -7774,7 +7808,7 @@ supports-color@^3.1.0:
   dependencies:
     has-flag "^1.0.0"
 
-supports-color@^5.3.0, supports-color@^5.4.0:
+supports-color@^5.3.0, supports-color@^5.4.0, supports-color@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
   dependencies: