diff --git a/jdmain.css b/jdmain.css
index 72b2fa1..3235a23 100644
--- a/jdmain.css
+++ b/jdmain.css
@@ -182,3 +182,7 @@
     margin: 0 1ex; padding: 0 1ex; width: 6em;
     border: #284 solid; border-width: 0 0 1px 1.2em;
 }
+
+.lfloat {float: left; margin-right: 1em;}
+.rfloat {float: right; margin-right: 1em;}
+.clear {clear: both;}