Focus for responsive tables

See textpattern/textpattern#1577

Author: philwareham

dist/hive/assets/css/textpattern.css

@@ -49,6 +49,7 @@
   "dependencies": {
     "autosize": "4.0.2",
     "bootstrap": "3.4.1",
+    "fibers": "5.0.0",
     "jquery": "3.5.1",
     "jquery-ui-dist": "1.12.1",
     "prismjs": "1.22.0",

dist/hiveneutral/assets/css/textpattern.css

@@ -17,6 +17,16 @@
     clear: both;
     /* 2 */
     overflow-x: auto;
+
+    &:focus {
+        outline: thin solid $color-link-focus;
+    }
+}
+
+@include dark-mode {
+    .txp-listtables:focus {
+        outline: thin solid $dark-color-link-focus;
+    }
 }
 
 /**