diff --git a/css/libCss/common.css b/css/libCss/common.css
index 4035465..f1dfde7 100644
--- a/css/libCss/common.css
+++ b/css/libCss/common.css
@@ -108,10 +108,10 @@ section{
 
     overflow-x: auto;
     overflow-y: auto;
-    height: 100%;
-    /*height: calc(100% - 80px);*/
-    /*height: -webkit-calc(100% - 80px);*/
-    /*height: -moz-calc(100% - 80px);*/
+    /*height: 100%;*/
+    height: calc(100% - 10px);
+    height: -webkit-calc(100% - 10px);
+    height: -moz-calc(100% - 10px);
     width:calc(100% - 200px);
     width:-webkit-calc(100% - 200px);
     width:-moz-calc(100% - 200px);