image resize

ch01_intro.adoc

@@ -466,7 +466,6 @@ prompt him with a suggested fee (or fee rate).  The higher the transaction fee,
 faster the transaction will be confirmed (see <<confirmations>>).
 
 [[wallet-send]]
-[role="smallereighty"]
 .Bitcoin wallet send screen
 image::images/mbc3_0102.png["Wallet send screen.  Image derived from Bitcoin Design Guide CC-BY"]
 

ch11_blockchain.adoc

@@ -395,6 +395,7 @@ transactions leading to the same merkle root. For example, the two
 trees in <<cve_tree>>:
 
 [[cve_tree]]
+[role="figuresmallerninety"]
 .Two Bitcoin-style merkle tree with the same root but a different number of leaves
 image::images/mbc3_1104.png["Two Bitcoin-style merkle trees with the same root but a different number of leaves"]
 
@@ -713,7 +714,8 @@ To use the command-line tool, you need to specify the +regtest+ flag
 too. Let's try the +getblockchaininfo+ command to inspect the regtest
 blockchain:
 
-----git comm
+----
+git comm
 $ bitcoin-cli -regtest getblockchaininfo
 {
   "chain": "regtest",