01 Unlikely Encounter (Annie intro): Fix formatting

After actually seeing what it looks like (and with the limitations that
currently exist with my design), I chose to make all the beeps different
from ordinary paragraphs.

01-Unlikely_Encounter-Annie-intro.html

@@ -15,7 +15,7 @@
   this noise is coming from. Everyone else had already gone home and she
   was about to leave as well so this is weird.
 </p>
-<p>
+<p class="light">
   beep beep
 </p>
 <p>
@@ -29,7 +29,7 @@
   to the basement.
 </p>
 <p class="strong">
-  BEEP BEEP
+  beep beep
 </p>
 <p>
   The sound is clearer, it comes from down there. Annie walks down the
@@ -41,7 +41,7 @@
   light fixtures on the walls.
 </p>
 <p class="strong">
-  BEEP BEEP
+  beep beep
 </p>
 <p>
   She walks past the shelves. The noise is now very close. Behind the last