Switch to stylelint-config-twbs-bootstrap

It's what my original config was based on.

.stylelintrc

@@ -1,63 +1,13 @@
 {
-  "extends": ["stylelint-config-standard"],
+  "extends": [
+    "stylelint-config-twbs-bootstrap/css"
+  ],
   "rules": {
-    "at-rule-empty-line-before": null,
-    "at-rule-name-space-after": "always",
-    "at-rule-no-vendor-prefix": null,
-    "at-rule-semicolon-space-before": "never",
-    "block-closing-brace-empty-line-before": null,
-    "block-closing-brace-newline-after": null,
-    "block-opening-brace-space-before": null,
-    "color-hex-case": "lower",
-    "color-hex-length": "short",
-    "color-named": "never",
-    "declaration-block-semicolon-newline-after": "always-multi-line",
-    "declaration-block-semicolon-newline-before": "never-multi-line",
-    "declaration-block-semicolon-space-after": "always-single-line",
-    "declaration-empty-line-before": null,
     "declaration-no-important": null,
-    "font-family-name-quotes": "always-where-recommended",
-    "font-weight-notation": "numeric",
-    "function-url-no-scheme-relative": true,
-    "function-url-quotes": "always",
-    "length-zero-no-unit": true,
-    "max-empty-lines": 2,
-    "max-line-length": null,
-    "media-feature-name-no-vendor-prefix": null,
-    "media-feature-parentheses-space-inside": "never",
-    "media-feature-range-operator-space-after": "always",
-    "media-feature-range-operator-space-before": "never",
-    "no-descending-specificity": null,
-    "no-duplicate-selectors": true,
     "number-leading-zero": "always",
-    "media-feature-name-no-unknown": [true, {
-      "ignoreMediaFeatureNames": ["prefers-reduced-motion"]
-    }],
-    "property-no-vendor-prefix": null,
-    "rule-empty-line-before": null,
-    "selector-attribute-quotes": "always",
-    "selector-list-comma-newline-after": "always",
-    "selector-list-comma-newline-before": "never-multi-line",
-    "selector-list-comma-space-after": "always-single-line",
-    "selector-list-comma-space-before": "never-single-line",
-    "selector-max-attribute": 2,
-    "selector-max-class": 4,
-    "selector-max-combinators": 4,
-    "selector-max-compound-selectors": 4,
-    "selector-max-empty-lines": 1,
+    "order/properties-order": null,
     "selector-max-id": 1,
-    "selector-max-specificity": null,
     "selector-max-type": 3,
-    "selector-max-universal": 1,
-    "selector-no-qualifying-type": null,
-    "selector-no-vendor-prefix": null,
-    "shorthand-property-no-redundant-values": true,
-    "string-quotes": "double",
-    "unicode-bom": "never",
-    "value-keyword-case": "lower",
-    "value-list-comma-newline-after": "never-multi-line",
-    "value-list-comma-newline-before": "never-multi-line",
-    "value-list-comma-space-after": "always",
-    "value-no-vendor-prefix": null
+    "selector-no-qualifying-type": null
   }
 }

package.json

@@ -48,7 +48,7 @@
     "npm-run-all": "^4.1.5",
     "nyc": "^14.1.1",
     "stylelint": "^12.0.0",
-    "stylelint-config-standard": "^19.0.0"
+    "stylelint-config-twbs-bootstrap": "^0.9.0"
   },
   "engines": {
     "node": "12.x"