diff --git a/demo/yarn.lock b/demo/yarn.lock
index 09f362d..1ed93c0 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -214,13 +214,15 @@ brace-expansion@^1.1.7:
     concat-map "0.0.1"
 
 browserslist@^4.0.0:
-  version "4.7.1"
-  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.7.1.tgz#bd400d1aea56538580e8c4d5f1c54ac11b5ab468"
-  integrity sha512-QtULFqKIAtiyNx7NhZ/p4rB8m3xDozVo/pi5VgTlADLF2tNigz/QH+v0m5qhn7XfHT7u+607NcCNOnC0HZAlMg==
+  version "4.16.6"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.16.6.tgz#d7901277a5a88e554ed305b183ec9b0c08f66fa2"
+  integrity sha512-Wspk/PqO+4W9qp5iUTJsa1B/QrYn1keNCcEP5OvP7WBwT4KaDly0uONYmC6Xa3Z5IqnUgS0KcgLYu1l74x0ZXQ==
   dependencies:
-    caniuse-lite "^1.0.30000999"
-    electron-to-chromium "^1.3.284"
-    node-releases "^1.1.36"
+    caniuse-lite "^1.0.30001219"
+    colorette "^1.2.2"
+    electron-to-chromium "^1.3.723"
+    escalade "^3.1.1"
+    node-releases "^1.1.71"
 
 builtin-modules@^3.1.0:
   version "3.1.0"
@@ -271,10 +273,10 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000999:
-  version "1.0.30001002"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001002.tgz#ba999a737b1abd5bf0fd47efe43a09b9cadbe9b0"
-  integrity sha512-pRuxPE8wdrWmVPKcDmJJiGBxr6lFJq4ivdSeo9FTmGj5Rb8NX3Mby2pARG57MXF15hYAhZ0nHV5XxT2ig4bz3g==
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001219:
+  version "1.0.30001230"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001230.tgz#8135c57459854b2240b57a4a6786044bdc5a9f71"
+  integrity sha512-5yBd5nWCBS+jWKTcHOzXwo5xzcj4ePE/yjtkZyUV1BTUmrBaA9MRGC+e7mxnqXSA90CmCA8L3eKLaSUkt099IQ==
 
 chalk@2.4.1:
   version "2.4.1"
@@ -374,6 +376,11 @@ color@^3.0.0:
     color-convert "^1.9.1"
     color-string "^1.5.2"
 
+colorette@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/colorette/-/colorette-1.2.2.tgz#cbcc79d5e99caea2dbf10eb3a26fd8b3e6acfa94"
+  integrity sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==
+
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -693,10 +700,10 @@ dot-prop@^4.1.1:
   dependencies:
     is-obj "^1.0.0"
 
-electron-to-chromium@^1.3.284:
-  version "1.3.293"
-  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.293.tgz#e52a30026b89276e211be36083a4d7136fd480ea"
-  integrity sha512-DQSBRuU2Z1vG+CEWUIfCEVMHtuaGlhVojzg39mX5dx7PLSFDJ7DSrGUWzaPFFgWR1jo26hj1nXXRQZvFwk7F8w==
+electron-to-chromium@^1.3.723:
+  version "1.3.738"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.738.tgz#aec24b091c82acbfabbdcce08076a703941d17ca"
+  integrity sha512-vCMf4gDOpEylPSLPLSwAEsz+R3ShP02Y3cAKMZvTqule3XcPp7tgc/0ESI7IS6ZeyBlGClE50N53fIOkcIVnpw==
 
 emojis-list@^2.0.0:
   version "2.1.0"
@@ -747,6 +754,11 @@ es-to-primitive@^1.2.0:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
+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-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
@@ -1368,12 +1380,10 @@ nice-try@^1.0.4:
   resolved "https://registry.yarnpkg.com/nice-try/-/nice-try-1.0.5.tgz#a3378a7696ce7d223e88fc9b764bd7ef1089e366"
   integrity sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==
 
-node-releases@^1.1.36:
-  version "1.1.38"
-  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.38.tgz#d81b365df2936654ba37f509ba2fbe91eff2578b"
-  integrity sha512-/5NZAaOyTj134Oy5Cp/J8mso8OD/D9CSuL+6TOXXsTKO8yjc5e4up75SRPCganCjwFKMj2jbp5tR0dViVdox7g==
-  dependencies:
-    semver "^6.3.0"
+node-releases@^1.1.71:
+  version "1.1.72"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.72.tgz#14802ab6b1039a79a0c7d662b610a5bbd76eacbe"
+  integrity sha512-LLUo+PpH3dU6XizX3iVoubUNheF/owjXCZZ5yACDxNnPtgFuludV1ZL3ayK1kVep42Rmm0+R9/Y60NQbZ2bifw==
 
 normalize-package-data@^2.3.2:
   version "2.5.0"
@@ -2294,7 +2304,7 @@ scheduler@^0.15.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
 
-semver@^6.0.0, semver@^6.3.0:
+semver@^6.0.0:
   version "6.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==