diff --git a/themes/giffmex/blanca/styles.tid b/themes/giffmex/blanca/styles.tid
index fa1f12b27..714e6b9a0 100644
--- a/themes/giffmex/blanca/styles.tid
+++ b/themes/giffmex/blanca/styles.tid
@@ -1,7 +1,7 @@
 title: $:/themes/giffmex/blanca/styles
 tags: [[$:/tags/stylesheet]]
 
-html body { 
+html body.tw-body { 
 font-size:14px;
 line-height:20px; 
 background-color:#ffffff;
diff --git a/themes/giffmex/blue/styles.tid b/themes/giffmex/blue/styles.tid
index 25611bf71..da6105fbb 100644
--- a/themes/giffmex/blue/styles.tid
+++ b/themes/giffmex/blue/styles.tid
@@ -1,7 +1,7 @@
 title: $:/themes/giffmex/blue/styles
 tags: [[$:/tags/stylesheet]]
 
-html body { 
+html body.tw-body { 
 font-size:14px;
 line-height:20px; 
 background-color:#ddddff;
diff --git a/themes/giffmex/rocker/styles.tid b/themes/giffmex/rocker/styles.tid
index ade75c27d..8ccac71e7 100644
--- a/themes/giffmex/rocker/styles.tid
+++ b/themes/giffmex/rocker/styles.tid
@@ -1,7 +1,7 @@
 title: $:/themes/giffmex/rocker/styles
 tags: [[$:/tags/stylesheet]]
 
-html body { font-size:14px;line-height:20px; background-color:#000000;}
+html body.tw-body { font-size:14px;line-height:20px; background-color:#000000;}
 html .tw-page-controls {background-color:#000000; padding:8px;}
 
 html .title {color: #cc0000;}