untangle border/column-rule/outline-width from *-style properties value

files/en-us/web/css/reference/properties/border-style/index.md

@@ -113,9 +113,9 @@ Each value is a keyword chosen from the list below.
 - `<line-style>`
   - : Describes the style of the border. It can have the following values:
     - `none`
-      - : Like the `hidden` keyword, displays no border. Unless a {{cssxref("background-image")}} is set, the computed value of the same side's {{cssxref("border-width")}} will be `0`, even if the specified value is something else. In the case of table cell and border collapsing, the `none` value has the _lowest_ priority: if any other conflicting border is set, it will be displayed.
+      - : Like the `hidden` keyword, displays no border. Unless a {{cssxref("background-image")}} is set. In the case of table cell and border collapsing, the `none` value has the _lowest_ priority: if any other conflicting border is set, it will be displayed.
     - `hidden`
-      - : Like the `none` keyword, displays no border. Unless a {{cssxref("background-image")}} is set, the computed value of the same side's {{cssxref("border-width")}} will be `0`, even if the specified value is something else. In the case of table cell and border collapsing, the `hidden` value has the _highest_ priority: if any other conflicting border is set, it won't be displayed.
+      - : Like the `none` keyword, displays no border. Unless a {{cssxref("background-image")}} is set. In the case of table cell and border collapsing, the `hidden` value has the _highest_ priority: if any other conflicting border is set, it won't be displayed.
     - `dotted`
       - : Displays a series of rounded dots. The spacing of the dots is not defined by the specification and is implementation-specific. The radius of the dots is half the computed value of the same side's {{cssxref("border-width")}}.
     - `dashed`

files/en-us/web/css/reference/properties/outline-style/index.md

@@ -80,7 +80,7 @@ The `outline-style` property is specified as any one of the values listed below.
 - `auto`
   - : Permits the user agent to render a custom outline style.
 - `none`
-  - : No outline is used. The {{cssxref("outline-width")}} is `0`.
+  - : No outline is used.
 - `dotted`
   - : The outline is a series of dots.
 - `dashed`

files/en-us/web/css/reference/properties/outline/index.md

@@ -103,7 +103,7 @@ An outline is not required to be rectangular: While dealing with multiline text,
 
 ## Accessibility
 
-Assigning `outline` a value of `0` or `none` will remove the browser's default focus style. If an element can be interacted with it must have a visible focus indicator. Provide obvious focus styling if the default focus style is removed.
+Assigning `outline` a value of `none` will remove the browser's default focus style. If an element can be interacted with it must have a visible focus indicator. Provide obvious focus styling if the default focus style is removed.
 
 - [How to Design Useful and Usable Focus Indicators](https://www.deque.com/blog/give-site-focus-tips-designing-usable-focus-indicators/)
 - WCAG 2.1: [Understanding Success Criterion 2.4.7: Focus Visible](https://www.w3.org/WAI/WCAG21/Understanding/focus-visible.html)

files/en-us/web/css/reference/values/line-style/index.md

@@ -30,9 +30,9 @@ The **`<line-style>`** {{glossary("enumerated")}} value type represents keyword
 The `<line-style>` enumerated type is specified using one of the values listed below:
 
 - `none`
-  - : Displays no line. The computed value of the line width is `0` even if a width value is specified. In the case of table cell and border collapsing, the `none` value has the _lowest_ priority. If any other conflicting border is set, it will be displayed. The `none` value is similar to `hidden`.
+  - : Displays no line. In the case of table cell and border collapsing, the `none` value has the _lowest_ priority. If any other conflicting border is set, it will be displayed. The `none` value is similar to `hidden`.
 - `hidden`
-  - : Displays no line. The computed width of the line is `0` even if a width value is specified. In the case of table cell and border collapsing, the `hidden` value has the _highest_ priority. If any other conflicting border is set, it won't be displayed. The `hidden` value is similar to `none`, but `hidden` is not a valid value for outline styles.
+  - : Displays no line. In the case of table cell and border collapsing, the `hidden` value has the _highest_ priority. If any other conflicting border is set, it won't be displayed. The `hidden` value is similar to `none`, but `hidden` is not a valid value for outline styles.
 - `dotted`
   - : Displays a series of round dots. The radius of the dots is half the computed value of the line's width. The spacing of the dots is not defined by the specification and is implementation-specific.
 - `dashed`