diff --git a/src/exit.rs b/src/exit.rs
index 9f1d14d..9d37cee 100644
--- a/src/exit.rs
+++ b/src/exit.rs
@@ -19,15 +19,15 @@ pub enum Transition {
 impl From<&str> for Transition {
     fn from(str: &str) -> Transition {
         match str {
-            "fade_w" => Transition::FadeToWhite,
-            "fade_b" => Transition::FadeToBlack,
-            "wave" => Transition::Wave,
-            "tunnel" => Transition::Tunnel,
+            "fade_w"  => Transition::FadeToWhite,
+            "fade_b"  => Transition::FadeToBlack,
+            "wave"    => Transition::Wave,
+            "tunnel"  => Transition::Tunnel,
             "slide_u" => Transition::SlideUp,
             "slide_d" => Transition::SlideDown,
             "slide_l" => Transition::SlideLeft,
             "slide_r" => Transition::SlideRight,
-            _ => Transition::None,
+            _         => Transition::None,
         }
     }
 }
@@ -37,13 +37,13 @@ impl ToString for Transition {
         match &self {
             Transition::FadeToWhite => " FX fade_w",
             Transition::FadeToBlack => " FX fade_b",
-            Transition::Wave => " FX wave",
-            Transition::Tunnel => " FX tunnel",
-            Transition::SlideUp => " FX slide_u",
-            Transition::SlideDown => " FX slide_d",
-            Transition::SlideLeft => " FX slide_l",
-            Transition::SlideRight => " FX slide_r",
-            Transition::None => "",
+            Transition::Wave        => " FX wave",
+            Transition::Tunnel      => " FX tunnel",
+            Transition::SlideUp     => " FX slide_u",
+            Transition::SlideDown   => " FX slide_d",
+            Transition::SlideLeft   => " FX slide_l",
+            Transition::SlideRight  => " FX slide_r",
+            Transition::None        => "",
         }
         .to_string()
     }