diff --git a/examples/react/gatsby-themed-site/package.json b/examples/react/gatsby-themed-site/package.json
index e0e77646b..b3cc497eb 100644
--- a/examples/react/gatsby-themed-site/package.json
+++ b/examples/react/gatsby-themed-site/package.json
@@ -28,21 +28,21 @@
     "@jbolda/gatsby-theme-articles": "0.2.1",
     "@jbolda/gatsby-theme-homepage": "0.2.1",
     "@jbolda/gatsby-theme-layout": "0.2.1",
-    "@mdx-js/mdx": "1.5.4",
-    "@mdx-js/react": "1.5.4",
-    "gatsby": "2.18.22",
-    "gatsby-image": "2.2.38",
+    "@mdx-js/mdx": "1.5.5",
+    "@mdx-js/react": "1.5.5",
+    "gatsby": "2.19.1",
+    "gatsby-image": "2.2.39",
     "gatsby-plugin-mdx": "1.0.67",
     "gatsby-plugin-netlify": "2.1.31",
     "gatsby-plugin-react-helmet": "3.1.21",
-    "gatsby-plugin-sharp": "2.3.13",
-    "gatsby-plugin-theme-ui": "0.2.53",
+    "gatsby-plugin-sharp": "2.4.0",
+    "gatsby-plugin-theme-ui": "0.3.0",
     "gatsby-source-filesystem": "2.1.46",
-    "gatsby-transformer-sharp": "2.3.12",
+    "gatsby-transformer-sharp": "2.3.13",
     "react": "16.12.0",
     "react-dom": "16.12.0",
     "react-helmet": "5.2.1",
-    "theme-ui": "0.2.52"
+    "theme-ui": "0.3.0"
   },
   "devDependencies": {
     "@babel/plugin-proposal-optional-chaining": "7.8.3",
diff --git a/examples/react/gatsby-themed-site/yarn.lock b/examples/react/gatsby-themed-site/yarn.lock
index 4ac90f9d2..08ec675aa 100644
--- a/examples/react/gatsby-themed-site/yarn.lock
+++ b/examples/react/gatsby-themed-site/yarn.lock
@@ -1006,7 +1006,7 @@
     "@emotion/utils" "0.11.3"
     "@emotion/weak-memoize" "0.2.5"
 
-"@emotion/core@10.0.27":
+"@emotion/core@10.0.27", "@emotion/core@^10.0.0":
   version "10.0.27"
   resolved "https://registry.npmjs.org/@emotion/core/-/core-10.0.27.tgz#7c3f78be681ab2273f3bf11ca3e2edc4a9dd1fdc"
   integrity sha512-XbD5R36pVbohQMnKfajHv43g8EbN4NHdF6Zh9zg/C0nr0jqwOw3gYnC07Xj3yG43OYSRyrGsoQ5qPwc8ycvLZw==
@@ -1032,6 +1032,13 @@
   resolved "https://registry.npmjs.org/@emotion/hash/-/hash-0.7.4.tgz#f14932887422c9056b15a8d222a9074a7dfa2831"
   integrity sha512-fxfMSBMX3tlIbKUdtGKxqB1fyrH6gVrX39Gsv3y8lRYKUqlgDt3UMqQyGnR1bQMa2B8aGnhLZokZgg8vT0Le+A==
 
+"@emotion/is-prop-valid@0.8.6":
+  version "0.8.6"
+  resolved "https://registry.yarnpkg.com/@emotion/is-prop-valid/-/is-prop-valid-0.8.6.tgz#4757646f0a58e9dec614c47c838e7147d88c263c"
+  integrity sha512-mnZMho3Sq8BfzkYYRVc8ilQTnc8U02Ytp6J1AwM6taQStZ3AhsEJBX2LzhA/LJirNCwM2VtHL3VFIZ+sNJUgUQ==
+  dependencies:
+    "@emotion/memoize" "0.7.4"
+
 "@emotion/is-prop-valid@^0.8.1":
   version "0.8.5"
   resolved "https://registry.npmjs.org/@emotion/is-prop-valid/-/is-prop-valid-0.8.5.tgz#2dda0791f0eafa12b7a0a5b39858405cc7bde983"
@@ -1044,7 +1051,7 @@
   resolved "https://registry.npmjs.org/@emotion/memoize/-/memoize-0.7.3.tgz#5b6b1c11d6a6dddf1f2fc996f74cf3b219644d78"
   integrity sha512-2Md9mH6mvo+ygq1trTeVp2uzAKwE2P7In0cRpD/M9Q70aH8L+rxMLbb3JCN2JoSWsV2O+DdFjfbbXoMoLBczow==
 
-"@emotion/memoize@0.7.4":
+"@emotion/memoize@0.7.4", "@emotion/memoize@^0.7.1":
   version "0.7.4"
   resolved "https://registry.npmjs.org/@emotion/memoize/-/memoize-0.7.4.tgz#19bf0f5af19149111c40d98bb0cf82119f5d9eeb"
   integrity sha512-Ja/Vfqe3HpuzRsG1oBtWTHk2PGZ7GR+2Vz5iYGelAw8dx32K0y7PjVuxK6z1nMpZOqAFsRUPCkK1YjJ56qJlgw==
@@ -1065,6 +1072,24 @@
   resolved "https://registry.npmjs.org/@emotion/sheet/-/sheet-0.9.4.tgz#894374bea39ec30f489bbfc3438192b9774d32e5"
   integrity sha512-zM9PFmgVSqBw4zL101Q0HrBVTGmpAxFZH/pYx/cjJT5advXguvcgjHFTCaIO3enL/xr89vK2bh0Mfyj9aa0ANA==
 
+"@emotion/styled-base@^10.0.27":
+  version "10.0.27"
+  resolved "https://registry.yarnpkg.com/@emotion/styled-base/-/styled-base-10.0.27.tgz#d9efa307ae4e938fcc4d0596b40b7e8bc10f7c7c"
+  integrity sha512-ufHM/HhE3nr309hJG9jxuFt71r6aHn7p+bwXduFxcwPFEfBIqvmZUMtZ9YxIsY61PVwK3bp4G1XhaCzy9smVvw==
+  dependencies:
+    "@babel/runtime" "^7.5.5"
+    "@emotion/is-prop-valid" "0.8.6"
+    "@emotion/serialize" "^0.11.15"
+    "@emotion/utils" "0.11.3"
+
+"@emotion/styled@^10.0.0":
+  version "10.0.27"
+  resolved "https://registry.yarnpkg.com/@emotion/styled/-/styled-10.0.27.tgz#12cb67e91f7ad7431e1875b1d83a94b814133eaf"
+  integrity sha512-iK/8Sh7+NLJzyp9a5+vIQIXTYxfT4yB/OJbjzQanB2RZpvmzBQOHZWhpAMZWYEKRNNbsD6WfBw5sVWkb6WzS/Q==
+  dependencies:
+    "@emotion/styled-base" "^10.0.27"
+    babel-plugin-emotion "^10.0.27"
+
 "@emotion/stylis@0.8.5":
   version "0.8.5"
   resolved "https://registry.npmjs.org/@emotion/stylis/-/stylis-0.8.5.tgz#deacb389bd6ee77d1e7fcaccce9e16c5c7e78e04"
@@ -1447,23 +1472,23 @@
   dependencies:
     core-js "^2.5.7"
 
-"@mdx-js/mdx@1.5.4":
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/@mdx-js/mdx/-/mdx-1.5.4.tgz#9cda05c6271a09e8e19600d1d78ee89142c8d863"
-  integrity sha512-Y/U02z5vR5wFL2DXcEY+RM1zWZTAeIgTgmWfcUBrEicGaeVtYo7DD+caGheNy9v0d+w3TTTdrAd+FHnQxaBQLw==
+"@mdx-js/mdx@1.5.5":
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/@mdx-js/mdx/-/mdx-1.5.5.tgz#09dc8932af84e5baf5add2625ad0250a117c3363"
+  integrity sha512-Xv1lJ+VWt8giWQrqf4GdIBxl08SfepfIWAnuuIzuR+wA59SaXDvkW6XFIvl8u495OQEB1eugMvq8l2XR8ZGr1A==
   dependencies:
     "@babel/core" "7.8.0"
     "@babel/plugin-syntax-jsx" "7.8.0"
     "@babel/plugin-syntax-object-rest-spread" "7.8.0"
-    "@mdx-js/util" "^1.5.4"
-    babel-plugin-apply-mdx-type-prop "^1.5.4"
-    babel-plugin-extract-import-names "^1.5.4"
+    "@mdx-js/util" "^1.5.5"
+    babel-plugin-apply-mdx-type-prop "^1.5.5"
+    babel-plugin-extract-import-names "^1.5.5"
     camelcase-css "2.0.1"
     detab "2.0.2"
     hast-util-raw "5.0.1"
     lodash.uniq "4.5.0"
     mdast-util-to-hast "6.0.2"
-    remark-mdx "^1.5.4"
+    remark-mdx "^1.5.5"
     remark-parse "7.0.2"
     remark-squeeze-paragraphs "3.0.4"
     style-to-object "0.3.0"
@@ -1471,20 +1496,20 @@
     unist-builder "1.0.4"
     unist-util-visit "2.0.1"
 
-"@mdx-js/react@1.5.4":
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/@mdx-js/react/-/react-1.5.4.tgz#50eca29ea5bc3f39ef5edb1a091a29197b7b5534"
-  integrity sha512-em3glbduH3AaFmdcxT0YhQYF54+UfHl3cMbDSv3DdA5yFKTowNEK+52073X3t2MsUEBeoOD/fT3iraAUM33bTQ==
+"@mdx-js/react@1.5.5", "@mdx-js/react@^1.0.0":
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/@mdx-js/react/-/react-1.5.5.tgz#0036e65ec59521059f33292f535b9ef0d67bd0e6"
+  integrity sha512-Qwvri4zyU9ZbhhXsH0wfSZ/J9b8mARRTB6GSCTnyKRffO2CaQXl9oLsvRAeQSLRei/onEARc+RexH+jMeNS1rw==
 
-"@mdx-js/util@^1.5.4":
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/@mdx-js/util/-/util-1.5.4.tgz#134a72749f44672b9753667da66045e26afd6978"
-  integrity sha512-g+onYXBF3sHN41Y4iFQjwuoEcx4D1iGwT7GJo2OogwLnovWmxRLhCHl79GOfUt1j77A0zAwfFxqx81xw1VfGYQ==
+"@mdx-js/util@^1.5.5":
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/@mdx-js/util/-/util-1.5.5.tgz#6f88bcb847ebd0117fc81bcd26b83220062fd881"
+  integrity sha512-IudQkyZuM8T1CrSX9r0ShPXCABjtEtyrV4lxQqhKAwFqw1aYpy/5LOZhitMLoJTybZPVdPotuh+zjqYy9ZOSbA==
 
-"@mikaelkristiansson/domready@^1.0.9":
-  version "1.0.9"
-  resolved "https://registry.npmjs.org/@mikaelkristiansson/domready/-/domready-1.0.9.tgz#b2b85d8ac7bb2797e577050b61aeaf1b26fbd906"
-  integrity sha512-FOAjeRHULSWXd6JMuCDwf3zPbe11kP971+Bufrj9M8rQ33ZMtThgKd6IJgzj6tr/+1Rq3czzLI1LAa9x0IC92w==
+"@mikaelkristiansson/domready@^1.0.10":
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/@mikaelkristiansson/domready/-/domready-1.0.10.tgz#f6d69866c0857664e70690d7a0bfedb72143adb5"
+  integrity sha512-6cDuZeKSCSJ1KvfEQ25Y8OXUjqDJZ+HgUs6dhASWbAX8fxVraTfPsSeRe2bN+4QJDsgUaXaMWBYfRomCr04GGg==
 
 "@mrmlnc/readdir-enhanced@^2.2.1":
   version "2.2.1"
@@ -1551,10 +1576,104 @@
   resolved "https://registry.npmjs.org/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"
   integrity sha512-ONhaKPIufzzrlNbqtWFFd+jlnemX6lJAgq9ZeiZtS7I1PIf/la7CW4m83rTXRnVnsMbW2k56pGYu7AUFJD9Pow==
 
-"@styled-system/css@^5.0.16":
-  version "5.0.23"
-  resolved "https://registry.npmjs.org/@styled-system/css/-/css-5.0.23.tgz#35ad4f34fe0fec9b011a5468ac0821f12f5e4b1a"
-  integrity sha512-yC3S0Iox8OTPAyrP1t5yY9nURUICcUdhVYOkwffftuxa5+txxI4qkT2e9JNCc2aaem+DG8mlXTdnYefjqge5wg==
+"@styled-system/background@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/background/-/background-5.1.2.tgz#75c63d06b497ab372b70186c0bf608d62847a2ba"
+  integrity sha512-jtwH2C/U6ssuGSvwTN3ri/IyjdHb8W9X/g8Y0JLcrH02G+BW3OS8kZdHphF1/YyRklnrKrBT2ngwGUK6aqqV3A==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/border@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/border/-/border-5.1.2.tgz#34c81c6110f638550f1dda535edb44a82ee9fe49"
+  integrity sha512-mSSxyQGXELdNSOlf4RqaOKsX+w6//zooR3p6qDj5Zgc5pIdEsJm63QLz6EST/6xBJwTX0Z1w4ExItdd6Q7rlTQ==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/color@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/color/-/color-5.1.2.tgz#b8d6b4af481faabe4abca1a60f8daa4ccc2d9f43"
+  integrity sha512-1kCkeKDZkt4GYkuFNKc7vJQMcOmTl3bJY3YBUs7fCNM6mMYJeT1pViQ2LwBSBJytj3AB0o4IdLBoepgSgGl5MA==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/core@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/core/-/core-5.1.2.tgz#b8b7b86455d5a0514f071c4fa8e434b987f6a772"
+  integrity sha512-XclBDdNIy7OPOsN4HBsawG2eiWfCcuFt6gxKn1x4QfMIgeO6TOlA2pZZ5GWZtIhCUqEPTgIBta6JXsGyCkLBYw==
+  dependencies:
+    object-assign "^4.1.1"
+
+"@styled-system/css@^5.1.4":
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/@styled-system/css/-/css-5.1.4.tgz#fc51d0789a69b3831e00e6f8daf9f1d345eebdc3"
+  integrity sha512-79IFT37Kxb6dlbx/0hwIGOakNHkK5oU3cMypGziShnEK8WMgK/+vuAi4MHO7uLI+FZ5U8MGYvGY9Gtk0mBzxSg==
+
+"@styled-system/flexbox@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/flexbox/-/flexbox-5.1.2.tgz#077090f43f61c3852df63da24e4108087a8beecf"
+  integrity sha512-6hHV52+eUk654Y1J2v77B8iLeBNtc+SA3R4necsu2VVinSD7+XY5PCCEzBFaWs42dtOEDIa2lMrgL0YBC01mDQ==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/grid@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/grid/-/grid-5.1.2.tgz#7165049877732900b99cd00759679fbe45c6c573"
+  integrity sha512-K3YiV1KyHHzgdNuNlaw8oW2ktMuGga99o1e/NAfTEi5Zsa7JXxzwEnVSDSBdJC+z6R8WYTCYRQC6bkVFcvdTeg==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/layout@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/layout/-/layout-5.1.2.tgz#12d73e79887e10062f4dbbbc2067462eace42339"
+  integrity sha512-wUhkMBqSeacPFhoE9S6UF3fsMEKFv91gF4AdDWp0Aym1yeMPpqz9l9qS/6vjSsDPF7zOb5cOKC3tcKKOMuDCPw==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/position@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/position/-/position-5.1.2.tgz#56961266566836f57a24d8e8e33ce0c1adb59dd3"
+  integrity sha512-60IZfMXEOOZe3l1mCu6sj/2NAyUmES2kR9Kzp7s2D3P4qKsZWxD1Se1+wJvevb+1TP+ZMkGPEYYXRyU8M1aF5A==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/shadow@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/shadow/-/shadow-5.1.2.tgz#beddab28d7de03cd0177a87ac4ed3b3b6d9831fd"
+  integrity sha512-wqniqYb7XuZM7K7C0d1Euxc4eGtqEe/lvM0WjuAFsQVImiq6KGT7s7is+0bNI8O4Dwg27jyu4Lfqo/oIQXNzAg==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/should-forward-prop@^5.1.2":
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/@styled-system/should-forward-prop/-/should-forward-prop-5.1.4.tgz#1d32d7f0942692319e1e1798aad95fb75df36967"
+  integrity sha512-WvKlXdbzz64QX8E66dlt/t+AsHhE5mJPyxMAufKeUKn5DSj+1w7CfLtwVH2oYje7XFcrcZOV9elzaeMWE0znTw==
+  dependencies:
+    "@emotion/is-prop-valid" "^0.8.1"
+    "@emotion/memoize" "^0.7.1"
+    styled-system "^5.1.4"
+
+"@styled-system/space@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/space/-/space-5.1.2.tgz#38925d2fa29a41c0eb20e65b7c3efb6e8efce953"
+  integrity sha512-+zzYpR8uvfhcAbaPXhH8QgDAV//flxqxSjHiS9cDFQQUSznXMQmxJegbhcdEF7/eNnJgHeIXv1jmny78kipgBA==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/typography@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@styled-system/typography/-/typography-5.1.2.tgz#65fb791c67d50cd2900d234583eaacdca8c134f7"
+  integrity sha512-BxbVUnN8N7hJ4aaPOd7wEsudeT7CxarR+2hns8XCX1zp0DFfbWw4xYa/olA0oQaqx7F1hzDg+eRaGzAJbF+jOg==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+
+"@styled-system/variant@^5.1.4":
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/@styled-system/variant/-/variant-5.1.4.tgz#7902de8e690b94e70b9b1026233feb38245398bf"
+  integrity sha512-4bI2AYQfWU/ljvWlysKU8T+6gsVx5xXEI/yBvg2De7Jd6o03ZQ9tsL3OJwbzyMkIKg+UZp7YG190txEOb8K6tg==
+  dependencies:
+    "@styled-system/core" "^5.1.2"
+    "@styled-system/css" "^5.1.4"
 
 "@szmarczak/http-timer@^1.1.2":
   version "1.1.2"
@@ -1591,6 +1710,61 @@
   resolved "https://registry.yarnpkg.com/@tauri-apps/toml/-/toml-2.2.4.tgz#2b4f637aded7fc3a7302724605682c8fa3ac7505"
   integrity sha512-NJV/pdgJObDlDWi5+MTHZ2qyNvdL0dlHqQ72nzQYXWbW1LHMPXgCJYl0pLqL1XxxLtxtInYbtVCGVAcwhGxdkw==
 
+"@theme-ui/color-modes@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/color-modes/-/color-modes-0.3.0.tgz#f1c313e00b20fc1fb0bdedd791457fd9c0c7e8d4"
+  integrity sha512-8zz6V2lvI0zu8z3JS1J55T2rPRv0rEicIaqz/6J/GTmkPEvZt2yvigQKg3ceJ3D8Sux4/RZom07CHROuTNA+wQ==
+  dependencies:
+    "@emotion/core" "^10.0.0"
+    "@theme-ui/core" "^0.3.0"
+    "@theme-ui/css" "^0.3.0"
+    deepmerge "^4.2.2"
+
+"@theme-ui/components@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/components/-/components-0.3.0.tgz#3307bf4fb93a4e1bfe93c119e0158b3fcd8cfc56"
+  integrity sha512-F6UK2/vG3yM3fXDddJn1r0tEtJ8CQtJujXQR+tjbVIroKcYaHreM6LN1Mo7cgt+DOAoNQnRQOSynxlJnd7+rgw==
+  dependencies:
+    "@emotion/core" "^10.0.0"
+    "@emotion/styled" "^10.0.0"
+    "@styled-system/color" "^5.1.2"
+    "@styled-system/should-forward-prop" "^5.1.2"
+    "@styled-system/space" "^5.1.2"
+    "@theme-ui/css" "^0.3.0"
+
+"@theme-ui/core@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/core/-/core-0.3.0.tgz#a1fbfa023284a5c699322dfe6ef788df8b62d8cb"
+  integrity sha512-0/SIFMqmlv/pC7rspj1BCWCt0JNMnoZKbi5pfT/1bjSMDN5vV1nnWsXateRqfShsWuVsNluCaFYDLVhh4dh0fA==
+  dependencies:
+    "@emotion/core" "^10.0.0"
+    "@theme-ui/css" "^0.3.0"
+    deepmerge "^4.2.2"
+
+"@theme-ui/css@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/css/-/css-0.3.0.tgz#458a09f2803f1ca417a784f849ce4d6ee01840db"
+  integrity sha512-+8dYdB1o+aU3L3WrirWzQpDzI+JSY/mK9c/a9tvh3FTWQ/MFnblhJa9qHggyEGBFjFSwD5a2mYJuxi+tTxmQkw==
+
+"@theme-ui/mdx@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/mdx/-/mdx-0.3.0.tgz#8bb1342204acfaa69914d6b6567c5c49d9a8c1e6"
+  integrity sha512-/GHBNKqmUptWwkmF+zIASVQtjYs81XMEwtqPCHnHuaaCzhZxcXrtCwvcAgmCXF8hpRttCXVVxw1X3Gt0mhzaTQ==
+  dependencies:
+    "@emotion/core" "^10.0.0"
+    "@emotion/styled" "^10.0.0"
+    "@mdx-js/react" "^1.0.0"
+
+"@theme-ui/theme-provider@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@theme-ui/theme-provider/-/theme-provider-0.3.0.tgz#d6db98a1e8e30e92cbc0c825d7e9b04703a0387f"
+  integrity sha512-sUe/6xafuUWMyKKxlBgaZCgmhSvubomG/9tP2db3FGXcr0O8BUd34/ARR1wiOsGA+snkgMZMoPEihY5WvdowPQ==
+  dependencies:
+    "@emotion/core" "^10.0.0"
+    "@theme-ui/color-modes" "^0.3.0"
+    "@theme-ui/core" "^0.3.0"
+    "@theme-ui/mdx" "^0.3.0"
+
 "@types/color-name@^1.1.1":
   version "1.1.1"
   resolved "https://registry.npmjs.org/@types/color-name/-/color-name-1.1.1.tgz#1c1261bbeaa10a8055bbc5d8ab84b7b2afc846a0"
@@ -2453,13 +2627,13 @@ babel-plugin-add-module-exports@^0.3.3:
   optionalDependencies:
     chokidar "^2.0.4"
 
-babel-plugin-apply-mdx-type-prop@^1.5.4:
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/babel-plugin-apply-mdx-type-prop/-/babel-plugin-apply-mdx-type-prop-1.5.4.tgz#5d1e127a802cd1fe84cf31463c006947999ade04"
-  integrity sha512-3F29Y7TnhLOs5QFGIOKl26QL8iaxHHtqhXeJWSwvD3gm/E3iM12WKGrOaVkD12DP+pEzueCFK7VXK62usl26tg==
+babel-plugin-apply-mdx-type-prop@^1.5.5:
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/babel-plugin-apply-mdx-type-prop/-/babel-plugin-apply-mdx-type-prop-1.5.5.tgz#b5f6333b445f1ec189949225f9309d67c24cf167"
+  integrity sha512-yaklz3xE5vFtZpPpYC9lDbTqlC6hq0CjgheiLw3i40lY8vG0DINh+HJ7rq1Gi1g0q/iihwetJ+YFGpUM4YXAGA==
   dependencies:
     "@babel/helper-plugin-utils" "7.8.0"
-    "@mdx-js/util" "^1.5.4"
+    "@mdx-js/util" "^1.5.5"
 
 babel-plugin-dynamic-import-node@^2.3.0:
   version "2.3.0"
@@ -2484,10 +2658,10 @@ babel-plugin-emotion@^10.0.27:
     find-root "^1.1.0"
     source-map "^0.5.7"
 
-babel-plugin-extract-import-names@^1.5.4:
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/babel-plugin-extract-import-names/-/babel-plugin-extract-import-names-1.5.4.tgz#a6acfc7232812d046ce13bede04a759447689c9d"
-  integrity sha512-VCEIY9FQ7yTf0m/4fqVRLDR7WQ7oF6HBCFmVawBC//zjZ0y4XJQN7BEmT2IIyPYiT6nGUEXRQXHud9pfVy9LYg==
+babel-plugin-extract-import-names@^1.5.5:
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/babel-plugin-extract-import-names/-/babel-plugin-extract-import-names-1.5.5.tgz#34ce3332d2802442286c9cfde6ba8198d5f5e7de"
+  integrity sha512-F9paxnUtO3vddyOX+vbRa8KrkuovJIFB8KmB/dEICqTUm2331LcGbjCKzZApOri4Igbk9MnYybm2fDsuPJC3vA==
   dependencies:
     "@babel/helper-plugin-utils" "7.8.0"
 
@@ -4388,7 +4562,7 @@ deep-is@~0.1.3:
   resolved "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
   integrity sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ=
 
-deepmerge@^4.0.0:
+deepmerge@^4.0.0, deepmerge@^4.2.2:
   version "4.2.2"
   resolved "https://registry.npmjs.org/deepmerge/-/deepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
   integrity sha512-FJ3UgI4gIl+PHZm53knsuSFpE+nESMr7M4v9QcgB7S63Kj/6WqMiFQJpBBYz1Pt+66bZpP3Q7Lye0Oo9MPKEdg==
@@ -6016,10 +6190,10 @@ gatsby-graphiql-explorer@^0.2.32:
   dependencies:
     "@babel/runtime" "^7.7.6"
 
-gatsby-image@2.2.38:
-  version "2.2.38"
-  resolved "https://registry.yarnpkg.com/gatsby-image/-/gatsby-image-2.2.38.tgz#52d970845eacdc1f91b2ffcb33c2fead5fc17b60"
-  integrity sha512-r2g7hOwJx2LSZDSrk6tz2O77psC8VU5TMPbiAxE2Hw3RwkK3vII70L8jsUdZoifDcFnT3Xr7M9GbBmp27nfLAw==
+gatsby-image@2.2.39:
+  version "2.2.39"
+  resolved "https://registry.yarnpkg.com/gatsby-image/-/gatsby-image-2.2.39.tgz#c2982152923409139b03446c58fbaa99c15e47a2"
+  integrity sha512-ypb5J+ACeHoGhyw//O0ye7z8sm8yW/MVqpuZ+gkCyXWt3zexp4jjHqV3uDOkvI9fPQC/QCZLXepE7Ve77iAeEg==
   dependencies:
     "@babel/runtime" "^7.7.6"
     object-fit-images "^3.2.4"
@@ -6128,10 +6302,10 @@ gatsby-plugin-react-helmet@3.1.21:
   dependencies:
     "@babel/runtime" "^7.7.6"
 
-gatsby-plugin-sharp@2.3.13:
-  version "2.3.13"
-  resolved "https://registry.yarnpkg.com/gatsby-plugin-sharp/-/gatsby-plugin-sharp-2.3.13.tgz#664d24f148a59552ebcd2fa92bfdab0b8dc4e9d9"
-  integrity sha512-4R6H7qGRFjyYIv5nqKXKh3yXNg0iK5XZXRi1yDP0IWsytKDo5CKgmX9XWrvoRSnlYj5TWOsv32nfeCbgUPK0Lw==
+gatsby-plugin-sharp@2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/gatsby-plugin-sharp/-/gatsby-plugin-sharp-2.4.0.tgz#9df4c2646a34fb7ea4ff5428f6662ef3c0a80cde"
+  integrity sha512-PmifXRuy0R16uoWPIMvjHgoPdkG30uUS9r+XYAp+WW4Q7oWy1q0R2tia3rcdwvGeOsxX98W95jy8QTqhQ3BDFQ==
   dependencies:
     "@babel/runtime" "^7.7.6"
     async "^2.6.3"
@@ -6145,7 +6319,6 @@ gatsby-plugin-sharp@2.3.13:
     imagemin-webp "^5.1.0"
     lodash "^4.17.15"
     mini-svg-data-uri "^1.1.3"
-    p-defer "^3.0.0"
     potrace "^2.1.2"
     probe-image-size "^4.1.1"
     progress "^2.0.3"
@@ -6154,10 +6327,10 @@ gatsby-plugin-sharp@2.3.13:
     svgo "1.3.2"
     uuid "^3.3.3"
 
-gatsby-plugin-theme-ui@0.2.53:
-  version "0.2.53"
-  resolved "https://registry.yarnpkg.com/gatsby-plugin-theme-ui/-/gatsby-plugin-theme-ui-0.2.53.tgz#57a52339e50ede7ef4df0b1b5593d360b56b597d"
-  integrity sha512-AlQC+uC9lvrP3LlGsLe0f0azp7B5c49qWl4b3FDj8xbravBoqFmJT7XrNTpYYbxnCnx/K1v0QtwP8qindw0S2g==
+gatsby-plugin-theme-ui@0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/gatsby-plugin-theme-ui/-/gatsby-plugin-theme-ui-0.3.0.tgz#ab84216536ae45abe09a6edf24156b9dbf50d6a5"
+  integrity sha512-Q2tS8EeYMy7AAtt6hvDtEsd1uwrLMjkDNqabyXhAo38AFoWQ0oKtq9u1YqbiRvp1TK06pAMPQQ3to48LAqc9Cw==
 
 gatsby-react-router-scroll@^2.1.20:
   version "2.1.20"
@@ -6212,10 +6385,10 @@ gatsby-telemetry@^1.1.47:
     stack-utils "1.0.2"
     uuid "3.3.3"
 
-gatsby-transformer-sharp@2.3.12:
-  version "2.3.12"
-  resolved "https://registry.yarnpkg.com/gatsby-transformer-sharp/-/gatsby-transformer-sharp-2.3.12.tgz#089650dc75d6f133d53a7403e76f6b37060a287f"
-  integrity sha512-Ot/BHucuuF7DuL58fHqvLbN1THw0f1NSY/SGpdjqOzPDDYMs4JUZbaj9iQFoaXLUD76Ubbcng6WxTeE4zLf2pA==
+gatsby-transformer-sharp@2.3.13:
+  version "2.3.13"
+  resolved "https://registry.yarnpkg.com/gatsby-transformer-sharp/-/gatsby-transformer-sharp-2.3.13.tgz#b2bd2967fee1c2511ad896645acab34954d52bc6"
+  integrity sha512-jof7b1btkABcsN6lP5qd7cBMffPFv09qTKs6ZTgRIRB9jQBiBizJydmyT97eCqqIl0dKIr8/5Bt/eC6jyxMj8A==
   dependencies:
     "@babel/runtime" "^7.7.6"
     bluebird "^3.7.2"
@@ -6225,10 +6398,10 @@ gatsby-transformer-sharp@2.3.12:
     semver "^5.7.1"
     sharp "^0.23.4"
 
-gatsby@2.18.22:
-  version "2.18.22"
-  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.18.22.tgz#1cbe78e58cdf1bf49ebbde778f22867176b962b1"
-  integrity sha512-eKhU3u/4qGbZrB57tNxHkmLROE+RK6PKaOYzj+hlDn2bDoo/Tbub3VUUeIuKX5wRGzNNDKOH49PHSKd0Ldrv5Q==
+gatsby@2.19.1:
+  version "2.19.1"
+  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.19.1.tgz#eaea19aec7580a459a7d2b9acea6e1445902ec36"
+  integrity sha512-n4GCNLIdG+0Kf6qNlIN4cfRp+PMAtN45RMvKoRFHQ5hDKnBZf53+wKe0CH2WhYtYayxit32Cn4usDqe5iASWag==
   dependencies:
     "@babel/code-frame" "^7.5.5"
     "@babel/core" "^7.7.5"
@@ -6237,7 +6410,7 @@ gatsby@2.18.22:
     "@babel/runtime" "^7.7.6"
     "@babel/traverse" "^7.7.4"
     "@hapi/joi" "^15.1.1"
-    "@mikaelkristiansson/domready" "^1.0.9"
+    "@mikaelkristiansson/domready" "^1.0.10"
     "@pieh/friendly-errors-webpack-plugin" "1.7.0-chalk-2"
     "@reach/router" "^1.2.1"
     "@typescript-eslint/eslint-plugin" "^2.11.0"
@@ -6301,6 +6474,7 @@ gatsby@2.18.22:
     graphql "^14.5.8"
     graphql-compose "^6.3.7"
     graphql-playground-middleware-express "^1.7.12"
+    hasha "^5.1.0"
     invariant "^2.2.4"
     is-relative "^1.0.0"
     is-relative-url "^3.0.0"
@@ -6323,6 +6497,7 @@ gatsby@2.18.22:
     null-loader "^0.1.1"
     opentracing "^0.14.4"
     optimize-css-assets-webpack-plugin "^5.0.3"
+    p-defer "^3.0.0"
     parseurl "^1.3.3"
     physical-cpu-count "^2.0.0"
     pnp-webpack-plugin "^1.5.0"
@@ -6885,6 +7060,14 @@ hash.js@^1.0.0, hash.js@^1.0.3:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
 
+hasha@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/hasha/-/hasha-5.1.0.tgz#dd05ccdfcfe7dab626247ce2a58efe461922f4ca"
+  integrity sha512-OFPDWmzPN1l7atOV1TgBVmNtBxaIysToK6Ve9DK+vT6pYuklw/nPNT+HJbZi0KDcI6vWB+9tgvZ5YD7fA3CXcA==
+  dependencies:
+    is-stream "^2.0.0"
+    type-fest "^0.8.0"
+
 hast-to-hyperscript@^7.0.0:
   version "7.0.4"
   resolved "https://registry.npmjs.org/hast-to-hyperscript/-/hast-to-hyperscript-7.0.4.tgz#7c4c037d9a8ea19b0a3fdb676a26448ad922353d"
@@ -11503,16 +11686,16 @@ regjsparser@^0.6.0:
   dependencies:
     jsesc "~0.5.0"
 
-remark-mdx@^1.5.4:
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/remark-mdx/-/remark-mdx-1.5.4.tgz#eccaaa40beec0d595cead304613d525249798f14"
-  integrity sha512-iWo5qQ7ZOZoYSJO5Ae7gXiH6Nm+TJ4UDafqoWpVKL4OvRzGeuzLgOA1z+asl4EKUH0BDygsn8q83IdZe0hQIsA==
+remark-mdx@^1.5.5:
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/remark-mdx/-/remark-mdx-1.5.5.tgz#7def5f778c8454b6ef7747ecb2f01376b994b884"
+  integrity sha512-w1XW9UzsQ6XAecV59dP8LJWn4tMftaXGwH5LEvUU5uIEJEJvHDE1jkKiPr3ow2IuhjuRfWs3b079Jtnk5qlUgQ==
   dependencies:
     "@babel/core" "7.8.0"
     "@babel/helper-plugin-utils" "7.8.0"
     "@babel/plugin-proposal-object-rest-spread" "7.8.0"
     "@babel/plugin-syntax-jsx" "7.8.0"
-    "@mdx-js/util" "^1.5.4"
+    "@mdx-js/util" "^1.5.5"
     is-alphabetical "1.0.3"
     remark-parse "7.0.2"
     unified "8.4.2"
@@ -12925,6 +13108,25 @@ style-to-object@^0.2.1:
   dependencies:
     inline-style-parser "0.1.1"
 
+styled-system@^5.1.4:
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/styled-system/-/styled-system-5.1.4.tgz#953003bbda659092e5630e23da2ab7e855c65879"
+  integrity sha512-b1EdfZ41NDcR6vnvZauylhpFvSjsFl1yyQEUA+v3rLjcKdM//EIFY195Nh3YLwgj+hWIWsG0Tk1Kl0tq1xLw8Q==
+  dependencies:
+    "@styled-system/background" "^5.1.2"
+    "@styled-system/border" "^5.1.2"
+    "@styled-system/color" "^5.1.2"
+    "@styled-system/core" "^5.1.2"
+    "@styled-system/flexbox" "^5.1.2"
+    "@styled-system/grid" "^5.1.2"
+    "@styled-system/layout" "^5.1.2"
+    "@styled-system/position" "^5.1.2"
+    "@styled-system/shadow" "^5.1.2"
+    "@styled-system/space" "^5.1.2"
+    "@styled-system/typography" "^5.1.2"
+    "@styled-system/variant" "^5.1.4"
+    object-assign "^4.1.1"
+
 stylehacks@^4.0.0:
   version "4.0.3"
   resolved "https://registry.npmjs.org/stylehacks/-/stylehacks-4.0.3.tgz#6718fcaf4d1e07d8a1318690881e8d96726a71d5"
@@ -13173,14 +13375,17 @@ text-table@0.2.0, text-table@^0.2.0:
   resolved "https://registry.npmjs.org/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
   integrity sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=
 
-theme-ui@0.2.52:
-  version "0.2.52"
-  resolved "https://registry.yarnpkg.com/theme-ui/-/theme-ui-0.2.52.tgz#c041a32b0b257fc8ecbae273e14e92abd48c0f2d"
-  integrity sha512-JFujorP5aFxIm1UyVCtefN5baXjwh5TXHKFYNWgAP+3rqVvggIr46uSMrRNvDjyhFOQiMK8YI8ctPQrrhcETpw==
+theme-ui@0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/theme-ui/-/theme-ui-0.3.0.tgz#f1452202c43c5a20c7c97be0f0887cf5a144baf8"
+  integrity sha512-N1gwidqezKIrHJOFH5l0NHcigUlmWX7CxGCJ1ZXhDrVBH6Abm+Vle/lqlhEo60RNWBW1fZGPTkiQzueRwFj9yA==
   dependencies:
-    "@emotion/is-prop-valid" "^0.8.1"
-    "@styled-system/css" "^5.0.16"
-    deepmerge "^4.0.0"
+    "@theme-ui/color-modes" "^0.3.0"
+    "@theme-ui/components" "^0.3.0"
+    "@theme-ui/core" "^0.3.0"
+    "@theme-ui/css" "^0.3.0"
+    "@theme-ui/mdx" "^0.3.0"
+    "@theme-ui/theme-provider" "^0.3.0"
 
 then-fs@^2.0.0:
   version "2.0.0"
@@ -13458,7 +13663,7 @@ type-fest@^0.5.1:
   resolved "https://registry.npmjs.org/type-fest/-/type-fest-0.5.2.tgz#d6ef42a0356c6cd45f49485c3b6281fc148e48a2"
   integrity sha512-DWkS49EQKVX//Tbupb9TFa19c7+MK1XmzkrZUR8TAktmE/DizXoaoJV6TZ/tSIPXipqNiRI6CyAe7x69Jb6RSw==
 
-type-fest@^0.8.1:
+type-fest@^0.8.0, type-fest@^0.8.1:
   version "0.8.1"
   resolved "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
   integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==