diff --git a/app/src/util/assets.ts b/app/src/util/assets.ts
index 3b46d154a..327d936da 100644
--- a/app/src/util/assets.ts
+++ b/app/src/util/assets.ts
@@ -276,12 +276,11 @@ export const setInlineStyle = async (set = true, servePath = "../../../") => {
   size-adjust: 92%;
 }`;
     }
-    style += `\n:root{ --b3-font-size-editor: ${window.siyuan.config.editor.fontSize}px }
+    style += `\n:root { --b3-font-size-editor: ${window.siyuan.config.editor.fontSize}px }
 .b3-typography code:not(.hljs), .protyle-wysiwyg span[data-type~=code] { font-variant-ligatures: ${window.siyuan.config.editor.codeLigatures ? "normal" : "none"} }
 ${window.siyuan.config.editor.justify ? ".protyle-wysiwyg [data-node-id] { text-align: justify }" : ""}`;
     if (window.siyuan.config.editor.rtl) {
-        style += `
-.protyle-title__input,
+        style += `.protyle-title__input,
 .protyle-wysiwyg .p,
 .protyle-wysiwyg .code-block .hljs,
 .protyle-wysiwyg .table,