Make ^NOTE in markdown/html files bold

2000/natori/README.md

@@ -73,7 +73,7 @@ Like with [try.sh](%%REPO_URL%%/2000/natori/try.sh), try using this multiple tim
 the day on different days (if different phases of the Moon you'll see more of a
 difference, of course).
 
-NOTE: if it's a Full Moon the script won't look as nice.
+**NOTE**: if it's a Full Moon the script won't look as nice.
 
 
 ## Judges' remarks:

2000/natori/index.html

@@ -442,7 +442,7 @@ versions? Or are there any?</p>
 <p>Like with <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2000/natori/try.sh">try.sh</a>, try using this multiple times in a row or throughout
 the day on different days (if different phases of the Moon you’ll see more of a
 difference, of course).</p>
-<p>NOTE: if it’s a Full Moon the script won’t look as nice.</p>
+<p><strong>NOTE</strong>: if it’s a Full Moon the script won’t look as nice.</p>
 <h2 id="judges-remarks">Judges’ remarks:</h2>
 <p>Here is a nice compact program that changes with the phase of the Moon.
 Can you figure out how it does it?</p>