Patch 1

files/en-us/web/css/@scope/index.md

@@ -23,6 +23,8 @@ The `@scope` at-rule contains one or more rulesets (termed **scoped style rules*
    }
    ```
 
+   The scope's upper bound is inclusive and its lower bound is exclusive. To change this behavior, you can combine either selector with a universal child selector. For example, `@scope (scope root) to (scope limit > *)` would make both bounds inclusive, `@scope (scope root > *) to (scope limit)` would make both bounds exclusive, while `@scope (scope root > *) to (scope limit > *)` would give an exclusive upper bound and an inclusive lower bound.
+
 2. As inline styles included inside a {{htmlelement("style")}} element in your HTML, in which case the prelude is omitted, and the enclosed ruleset is automatically scoped to the `<style>` element's enclosing parent element.
 
    ```html
@@ -35,6 +37,8 @@ The `@scope` at-rule contains one or more rulesets (termed **scoped style rules*
    </parent-element>
    ```
 
+   It is also possible to combine an inline `@scope` with a scope limit selector, as in `@scope to (scope limit) { ... }`.
+
 ## Description
 
 A complex web document might include components such as headers, footers, news articles, maps, media players, ads, and others. As complexity increases, effectively managing the styling for these components becomes more of a concern, and effective scoping of styles helps us manage this complexity. Let's consider the following DOM tree: