Support for custom attributes

[Ducasse]

# CSS Classes{.WARNING}
Using `.css-class` syntax lets you apply custom CSS classes.

## Id Values{#Updates}
Using `#id` lets you apply custom ID values.

## Custom Styling{style="color:darkgoldenrod"}
For everything else you can use attributes

## Miscellaneous examples
[West Wind WebSurge](https://websurge.com){title="WebSurge Stress Tester"}

![](https://markdownmonster.west-wind.com/Images/MarkdownMonster_Icon_256.png){style="width:50px"}

[Ducasse]

We should read https://kramdown.gettalong.org/syntax.html#inline-attribute-lists