diff --git a/common/markdown_parser/markdown_ext.ts b/common/markdown_parser/markdown_ext.ts
index 74682256..d66e7b99 100644
--- a/common/markdown_parser/markdown_ext.ts
+++ b/common/markdown_parser/markdown_ext.ts
@@ -27,7 +27,7 @@ export function mdExtensionSyntaxConfig({
           if (!firstCharCodes.includes(next)) {
             return -1;
           }
-          let match = regex.exec(cx.slice(pos, cx.end));
+          const match = regex.exec(cx.slice(pos, cx.end));
           if (!match) {
             return -1;
           }
diff --git a/web/styles/theme.scss b/web/styles/theme.scss
index 8cbb48a3..9f67211e 100644
--- a/web/styles/theme.scss
+++ b/web/styles/theme.scss
@@ -223,7 +223,7 @@
     border: 1px solid #0120416b;
     border-radius: 6px;
     padding: 0 3px;
-    margin: 0 -3px;
+    margin: 0 1px 0 0;
     font-size: 0.9em;
   }