diff --git a/front/src/app/group-detail/group-detail.component.less b/front/src/app/group-detail/group-detail.component.less
index 09160ef..7a74f06 100644
--- a/front/src/app/group-detail/group-detail.component.less
+++ b/front/src/app/group-detail/group-detail.component.less
@@ -8,6 +8,7 @@
 }
 
 .item {
+	background-color: rgba(200, 200, 200, 0.5);
 	font-size: 20px;
 	height: 21%;
 	width: 23%;
@@ -37,7 +38,8 @@
 	}
 	
 	&:hover {
-		background-color: #F00;
+		background-color: rgba(200, 200, 200, 1);
+		//box-shadow: 0px 2px 4px 0 rgba(255, 0, 0, 0.6);
 	}
 	
 	.material-icons {