Was yesterday’s news about Safari Technology Preview 161 not exciting enough? 

Well, now Safari Technology Preview 162 is available! 

It includes:
• CSS Nesting  
• CSS Margin Trim
• CSS Relative Color Syntax
• Declarative Shadow DOM
• ElementInternals
• Form-associated Custom Elements 
• Default ARIA for Custom Elements 
• Gamepad.vibrationActuator

And more! 

Jen Simmons (@jensimmons@front-end.social)