LeaVerou · December 13, 2021 14:00
diff --git a/dabblet.css b/dabblet.css
 /**
 * Negative opacity
 */

 body { background: red }

 @supports (opacity: -3.1415926535) {
 	body { background: green }
 }
diff --git a/dabblet.js b/dabblet.js
 // alert('Hello world!');
diff --git a/settings.json b/settings.json
 {"view":"split","fontsize":"100","seethrough":"","prefixfree":"1","page":"css"}
	/**
	* Negative opacity
	*/

	body { background: red }

	@supports (opacity: -3.1415926535) {
	body { background: green }
	}