5 files changed, 52 insertions, 0 deletions
diff --git a/src/server/Design/Animation/Keyframes.hs b/src/server/Design/Animation/Keyframes.hs
new file mode 100644
index 0000000..3ea5575
--- /dev/null
+++ b/src/server/Design/Animation/Keyframes.hs
@@ -0,0 +1,26 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Design.Animation.Keyframes
+  ( Keyframes(..)
+  , allKeyframes
+  ) where
+
+import Data.String (fromString)
+
+import Clay
+
+data Keyframes =
+  OpacityKeyframes
+  deriving (Eq, Show)
+
+allKeyframes :: Css
+allKeyframes =
+  keyframes
+    (fromString . show $ OpacityKeyframes)
+    [ ( 0
+      , opacity 0
+      )
+    , ( 100
+      , opacity 1
+      )
+    ]
diff --git a/src/server/Design/Animation/Opacity.hs b/src/server/Design/Animation/Opacity.hs
new file mode 100644
index 0000000..cc720fd
--- /dev/null
+++ b/src/server/Design/Animation/Opacity.hs
@@ -0,0 +1,17 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Design.Animation.Opacity
+  ( opacityAnimation
+  ) where
+
+import Data.String (fromString)
+
+import Clay
+
+import Design.Animation.Keyframes
+
+opacityAnimation :: Css
+opacityAnimation = do
+  animationName (fromString . show $ OpacityKeyframes)
+  animationDuration (sec 0.2)
+  animationTimingFunction ease
diff --git a/src/server/Design/Global.hs b/src/server/Design/Global.hs
index 092e66e..9f5a4fc 100644
--- a/src/server/Design/Global.hs
+++ b/src/server/Design/Global.hs
@@ -11,6 +11,7 @@ import Data.Text.Lazy (Text)
 import Design.Header
 import Design.SignIn
 import Design.LoggedIn
+import Design.Animation.Keyframes
 
 globalDesign :: Text
 globalDesign = renderWith compact [] global
@@ -23,6 +24,8 @@ global = do
     minWidth (px 550)
     fontFamily ["Cantarell"] [sansSerif]
 
+  allKeyframes
+
   signInDesign
 
   headerDesign
diff --git a/src/server/Design/LoggedIn.hs b/src/server/Design/LoggedIn.hs
index 35a30a6..d35276b 100644
--- a/src/server/Design/LoggedIn.hs
+++ b/src/server/Design/LoggedIn.hs
@@ -10,12 +10,15 @@ import Design.LoggedIn.Add
 import Design.LoggedIn.Expandables
 import Design.LoggedIn.Table
 import Design.LoggedIn.Pages
+import Design.Animation.Opacity
 
 loggedInDesign :: Css
 loggedInDesign =
 
   ".loggedIn" ? do
 
+    opacityAnimation
+
     addDesign
 
     expandablesDesign
diff --git a/src/server/Design/SignIn.hs b/src/server/Design/SignIn.hs
index 2350c54..6bacc3a 100644
--- a/src/server/Design/SignIn.hs
+++ b/src/server/Design/SignIn.hs
@@ -8,12 +8,15 @@ import Clay
 
 import Design.Color as C
 import Design.Helper
+import Design.Animation.Opacity
 
 signInDesign :: Css
 signInDesign =
 
   ".signIn" ? do
 
+    opacityAnimation
+
     form ? do
       let inputHeight = 50
       width (px 500)