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ch10.asciidoc

@@ -776,7 +776,7 @@ A "fork" occurs whenever there are two candidate blocks competing to form the lo
 In <<fork2>>, we see two miners (Node A and Node B) who mine two different blocks almost simultaneously. Both of these blocks are children of the star block, and extend the chain by building on top of the star block. To help us track it, one is visualized as a triangle block originating from Node A, and the other is shown as an upside-down triangle block originating from Node B.
 
 [[fork2]]
-[role="smallerseventy"]
+[role="smallersixtyfive"]
 .Visualization of a blockchain fork event: two blocks found simultaneously
 image::images/mbc2_1003.png["Visualization of a blockchain fork event: two blocks found simultaneously"]