make the show more line look nicer

view/theme/frost-mobile/style.css

@@ -1350,6 +1350,9 @@ input#dfrn-url {
 .divgrow-showmore {
 	display: block;
 	clear: both;
+	text-align: center;
+	outline: 0;
+	border-top: 1px dotted #888;
 }
 
 
@@ -1413,6 +1416,7 @@ input#dfrn-url {
 	border-bottom-right-radius: 10px;
 } 
 
+
 .comment-edit-wrapper {
 	margin-top: 15px;
 	background: #f3f3f3;

view/theme/frost/style.css

@@ -1307,6 +1307,9 @@ input#dfrn-url {
 .divgrow-showmore {
 	display: block;
 	clear: both;
+	text-align: center;
+	outline: 0;
+	border-top: 1px dotted #888;
 }