diff --git a/css/responsive.css b/css/responsive.css
index 5249b8b..5490aa9 100755
--- a/css/responsive.css
+++ b/css/responsive.css
@@ -70,7 +70,28 @@
 
   .slide-right {
     width: 100%;
-    left: 0; }
+    left: 0; 
+    .overlay:before {
+  position: absolute;
+  content:" ";
+  top:0;
+  left:0;
+  width: 100%;
+  height: 100%;
+  display: block;
+  z-index:0;
+  background-color: rgba(51, 153, 212, 0.8); }
+    .overlay.grey:before {
+  position: absolute;
+  content:" ";
+  top:0;
+  left:0;
+  width: 100%;
+  height: 100%;
+  display: block;
+  z-index:0;
+  background-color: rgba(88, 89, 91, 0.8); }
+  }
 
   .slide-info {
     width: 100%;