diff --git a/front/src/style/components/_play_indicator.scss b/front/src/style/components/_play_indicator.scss
index bf8301d49..32d0cee86 100644
--- a/front/src/style/components/_play_indicator.scss
+++ b/front/src/style/components/_play_indicator.scss
@@ -24,7 +24,7 @@
   }
 }
 
-.audio-bar:nth-child(1)  { animation-duration: 0.4s; }
-.audio-bar:nth-child(2)  { animation-duration: 0.2s; }
-.audio-bar:nth-child(3)  { animation-duration: 1.0s; }
-.audio-bar:nth-child(4)  { animation-duration: 0.3s; }
+.audio-bar:nth-child(1) { animation-duration: 0.4s; }
+.audio-bar:nth-child(2) { animation-duration: 0.2s; }
+.audio-bar:nth-child(3) { animation-duration: 1.0s; }
+.audio-bar:nth-child(4) { animation-duration: 0.3s; }