fix(website): space bg fadeIn

Author: Shipow

docs/css/_home.sass

@@ -16,7 +16,6 @@ html, body
 .navbar-nav > .active > a
   color: #1D96C7 !important
 
-
 .presented-by
   color: rgba(white,.5)
   font-size: .9em
@@ -31,7 +30,7 @@ html, body
   left: 0
   z-index: -1
   opacity: 0
-  animation: fadeIn 3s ease-in-out
+  animation: fadeIn 3s ease-in-out forwards
 
 #space-overlay
   position: fixed