Admonition Icons
By default, the admonition is rendered with a plain text label. To enable font icons the document attribute :icons: font need to be set.
Admonitions
AsciiDoc admonitions are special callout blocks that highlight important information in documentation using distinct visual styles and icons.
Advanced Images
If you need more flexibility for your embedded images, you could use the img shortcode. It is using Hugo’s page resources and supports lazy loading of your images.