Improve accessibility story for custom focus styles (#2460)

* Improve accessibility story for custom focus styles

* Update fixtures

* Make outline configurable, add white/black dotted outlines

* Update changelog

Author: adamwathan

CHANGELOG.md

@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `col-span-full` and `row-span-full` ([#2471](https://github.com/tailwindlabs/tailwindcss/pull/2471))
 - Promote `defaultLineHeights` and `standardFontWeights` from experimental to future
 - Add new `presets` config option ([#2474](https://github.com/tailwindlabs/tailwindcss/pull/2474))
+- Make `outline` configurable, `outline-none` more accessible by default, and add `outline-black` and `outline-white` ([#2460](https://github.com/tailwindlabs/tailwindcss/pull/2460))
 
 ## [1.8.12] - 2020-10-07
 

__tests__/fixtures/tailwind-output-flagged.css

@@ -25665,11 +25665,33 @@ video {
 }
 
 .outline-none {
-  outline: 0;
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+}
+
+.outline-white {
+  outline: 2px dotted white;
+  outline-offset: 2px;
+}
+
+.outline-black {
+  outline: 2px dotted black;
+  outline-offset: 2px;
 }
 
 .focus\:outline-none:focus {
-  outline: 0;
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+}
+
+.focus\:outline-white:focus {
+  outline: 2px dotted white;
+  outline-offset: 2px;
+}
+
+.focus\:outline-black:focus {
+  outline: 2px dotted black;
+  outline-offset: 2px;
 }
 
 .overflow-auto {
@@ -69260,11 +69282,33 @@ video {
   }
 
   .sm\:outline-none {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .sm\:outline-white {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .sm\:outline-black {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .sm\:focus\:outline-none:focus {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .sm\:focus\:outline-white:focus {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .sm\:focus\:outline-black:focus {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .sm\:overflow-auto {
@@ -112825,11 +112869,33 @@ video {
   }
 
   .md\:outline-none {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .md\:outline-white {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .md\:outline-black {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .md\:focus\:outline-none:focus {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .md\:focus\:outline-white:focus {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .md\:focus\:outline-black:focus {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .md\:overflow-auto {
@@ -156390,11 +156456,33 @@ video {
   }
 
   .lg\:outline-none {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .lg\:outline-white {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .lg\:outline-black {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .lg\:focus\:outline-none:focus {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .lg\:focus\:outline-white:focus {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .lg\:focus\:outline-black:focus {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .lg\:overflow-auto {
@@ -199955,11 +200043,33 @@ video {
   }
 
   .xl\:outline-none {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .xl\:outline-white {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .xl\:outline-black {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .xl\:focus\:outline-none:focus {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .xl\:focus\:outline-white:focus {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .xl\:focus\:outline-black:focus {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .xl\:overflow-auto {
@@ -243520,11 +243630,33 @@ video {
   }
 
   .\32xl\:outline-none {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .\32xl\:outline-white {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .\32xl\:outline-black {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .\32xl\:focus\:outline-none:focus {
-    outline: 0;
+    outline: 2px solid transparent;
+    outline-offset: 2px;
+  }
+
+  .\32xl\:focus\:outline-white:focus {
+    outline: 2px dotted white;
+    outline-offset: 2px;
+  }
+
+  .\32xl\:focus\:outline-black:focus {
+    outline: 2px dotted black;
+    outline-offset: 2px;
   }
 
   .\32xl\:overflow-auto {