diff --git a/extensions/markdown-language-features/media/markdown.css b/extensions/markdown-language-features/media/markdown.css
index 12145e43a66..0048ccf79f5 100644
--- a/extensions/markdown-language-features/media/markdown.css
+++ b/extensions/markdown-language-features/media/markdown.css
@@ -3,7 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-body {
+html, body {
 	font-family: -apple-system, BlinkMacSystemFont, "Segoe WPC", "Segoe UI", "Ubuntu", "Droid Sans", sans-serif;
 	font-size: 14px;
 	padding: 0 26px;
@@ -32,7 +32,6 @@ body {
 	box-shadow: 2px 2px 2px rgba(0,0,0,.25);
 }
 
-
 body.scrollBeyondLastLine {
 	margin-bottom: calc(100vh - 22px);
 }
@@ -169,19 +168,14 @@ blockquote {
 
 code {
 	font-family: Menlo, Monaco, Consolas, "Droid Sans Mono", "Courier New", monospace, "Droid Sans Fallback";
-	font-size: 14px;
-	line-height: 19px;
+	font-size: 1rem;
+	line-height: 1.357rem;
 }
 
 body.wordWrap pre {
 	white-space: pre-wrap;
 }
 
-.mac code {
-	font-size: 12px;
-	line-height: 18px;
-}
-
 pre:not(.hljs),
 pre.hljs code > div {
 	padding: 16px;
diff --git a/extensions/markdown-language-features/src/features/previewContentProvider.ts b/extensions/markdown-language-features/src/features/previewContentProvider.ts
index 98ffe0bfba0..82e3422937c 100644
--- a/extensions/markdown-language-features/src/features/previewContentProvider.ts
+++ b/extensions/markdown-language-features/src/features/previewContentProvider.ts
@@ -150,7 +150,7 @@ export class MarkdownContentProvider {
 
 	private getSettingsOverrideStyles(nonce: string, config: MarkdownPreviewConfiguration): string {
 		return `<style nonce="${nonce}">
-			body {
+			html, body {
 				${config.fontFamily ? `font-family: ${config.fontFamily};` : ''}
 				${isNaN(config.fontSize) ? '' : `font-size: ${config.fontSize}px;`}
 				${isNaN(config.lineHeight) ? '' : `line-height: ${config.lineHeight};`}