diff --git a/index.html b/index.html
index d7a2436..b5eb0a1 100755
--- a/index.html
+++ b/index.html
@@ -32,6 +32,10 @@
 
 
 	<style>
+	/* hack to fix the 1 px height for collapsed span elements */
+	.more_info {
+		min-height: 0px;
+	}
 	.button_set {
 		float: right;
 		margin-bottom: 5px;