tweaking style

Author: howcom

css3-gcpm/Overview.src.html

@@ -2955,7 +2955,7 @@ <h2>Float intrusion in multicol elements</h2>
 
 <p>In this example, the image naturally appears in the last column. Due to being floated to the right, the image will intrude into the neighboring column to the left.
 
-<div class=cols>
+<div class=cols style="height: 186px">
 
 <p>
 Ab cde fgh i jkl. Mno<br>