fix css output

Author: manuel3108

packages/svelte/src/compiler/print/index.js

@@ -44,7 +44,6 @@ function block(context, node, allow_inline = false) {
 /** @type {Visitors<AST.SvelteNode>} */
 const css_visitors = {
 	Atrule(node, context) {
-		// TODO seems to produce too many new lines sometimes. Also new lines above style tag?
 		context.write(`@${node.name}`);
 		if (node.prelude) context.write(` ${node.prelude}`);
 
@@ -67,7 +66,6 @@ const css_visitors = {
 
 			for (const child of node.children) {
 				if (started) {
-					context.margin();
 					context.newline();
 				}
 

packages/svelte/tests/print/samples/style/output.svelte

@@ -19,15 +19,13 @@
 		from {
 			opacity: 0;
 		}
-
 		to {
 			opacity: 1;
 		}
 	}
 
 	@font-face {
 		font-family: "MyFont";
-
 		src: url("/fonts/MyFont.woff2") format("woff2");
 	}
 
@@ -53,7 +51,6 @@
 
 	.card::before {
 		content: "";
-
 		display: block;
 	}