diff --git a/_sass/_scaffolding.scss b/_sass/_scaffolding.scss
index ba31b21..d8c34d7 100644
--- a/_sass/_scaffolding.scss
+++ b/_sass/_scaffolding.scss
@@ -1,20 +1,15 @@
 // 基本設定
 body {
-  $line-height: ($font-size * 20 / 14);
-
   background: $background;
   color: $text-color;
   font-family: $font-family;
   font-size: $font-size;
   letter-spacing: 0.075em;
-  line-height: $line-height;
+  line-height: 1.4em;
   margin: 0;
 
   // モバイルの場合は文字を大きく
   @include media-mobile {
-    $line-height-mobile: ($line-height * 1.1);
-
     font-size: $font-size-mobile;
-    line-height: $line-height-mobile;
   }
 }