Fixed minor rendering issue when selecting a card

frontend/delta/css/clipperz.css

@@ -2861,7 +2861,8 @@ span.count {
     background-color: red; }
 
 div.cardList.loadingCard li.selected {
-  background-color: gray; }
+  background-color: gray;
+  border-bottom: 1px solid gray; }
 div.cardList ul {
   background-color: #1863a1; }
   div.cardList ul li {

frontend/delta/scss/style/card.scss

@@ -43,6 +43,7 @@ div.cardList {
 	&.loadingCard {
 		li.selected {
 			background-color: gray;
+			border-bottom: 1px solid gray;
 		}
 	}