docs only.
fix FF2 browser bug in header layout

http://b/2031559

Change-Id: I251364b9abe0d1a05eda1febdd0f7942e2e610e1
diff --git a/tools/droiddoc/templates/assets/android-developer-docs.css b/tools/droiddoc/templates/assets/android-developer-docs.css
index d72098f..1e5b51e 100644
--- a/tools/droiddoc/templates/assets/android-developer-docs.css
+++ b/tools/droiddoc/templates/assets/android-developer-docs.css
@@ -339,7 +339,6 @@
 }
 
 #api-level-toggle {
-  float:right;
   padding:0 10px;
   font-size:11px;
   color:#999;