Similarly to the enhancements collected in #30918, the Site Tagline would greatly benefit from the following:

High priority (target 5.8)

• General styling option:
  • Letter-spacing (Add Letter-spacing and enable this for site title and site tagline #31118)
  • Margin (Add margin support to Site Tagline #31809)
  • Padding (Site Tagline: letter casing and padding #31042)
  • Letter-casing (Site Tagline: letter casing and padding #31042)
• Normalize toolbar

Low priority

• Add an option to link to the site home in the frontend
• Make the icon more understandable, as it looks very similar to the alignment icon
• Full feature parity with heading block, with fine-grained styling options that require rich text Add rich text to the site title block #27830 Site tagline should have options to make the text bold and italic #30738