update backgound-size declaration for skinny images

app/assets/stylesheets/new_styles/_profile.scss

@@ -43,7 +43,7 @@
   border-radius: 140px;
   border : 3px solid #fff;
   box-shadow : 0 0 2px rgba(0,0,0,0.5), 0 0 10px rgba(0,0,0,0.6), inset 0 0 15px rgba(0,0,0,0.5), inset 0 -2px 4px rgba(255,255,255,0.3);
-  background-size: 150px 150px;
+  background-size: 100%;
 
   height : 140px;
   width : 140px;