Update files/en-us/web/css/inline_formatting_context/index.md

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files/en-us/web/css/inline_formatting_context/index.md

@@ -47,9 +47,12 @@ When an inline box is split, margins, borders, and padding have no visual effect
 
 ```html live-sample___break
 <div class="example">
-  Before that night— <span>a memorable night, as it was to prove—
-  hundreds of millions of people</span> had watched the rising smoke-wreaths
-  of their fires without drawing any special inspiration from the fact.
+  Before that night—
+  <span
+    >a memorable night, as it was to prove— hundreds of millions of people</span
+  >
+  had watched the rising smoke-wreaths of their fires without drawing any
+  special inspiration from the fact.
 </div>
 ```