[Docs] fixes

docs/linux_build_instructions.md

Index: docs/linux_build_instructions.md
diff --git a/docs/linux_build_instructions.md b/docs/linux_build_instructions.md
index 6b026eb81367abcd281c371fb4529a26d4612ce7..1e73b398b5b5b4b52bfafd2bbb6b12efab3cbbda 100644
--- a/docs/linux_build_instructions.md
+++ b/docs/linux_build_instructions.md
@@ -1,4 +1,4 @@
-# Build instructions for Linux
+# Build instructions for Linux
 
 [TOC]
 
@@ -26,10 +26,12 @@ Here's an overview of the steps you'll run:
 *   [Get the Code](http://dev.chromium.org/developers/how-tos/get-the-code):
     check out the source code.
 
-**Note**. If you are working on Chromium OS and already have sources in
+*** note
+Note: if you are working on Chromium OS and already have sources in
 `chromiumos/chromium`, you **must** run `chrome_set_ver --runhooks` to set the
 correct dependencies. This step is otherwise performed by `gclient` as part of
 your checkout.
+***
 
 ## First Time Build Bootstrap