changed whitesmoke color

css/main.css

@@ -10,13 +10,13 @@
 .parent-1{
     width: 1000px;
     height:200px;
-    background-color: yellow;
+    background-color: blue;
     margin: 50px auto;
    
 }
 .parent-2{
     width: 90px;
-    background-color: brown;
+    background-color: yellow;
     margin: 50px auto;
 }
 .parent-3{