diff --git a/quartz/styles/custom.scss b/quartz/styles/custom.scss
index 88b45d1..3c544ff 100644
--- a/quartz/styles/custom.scss
+++ b/quartz/styles/custom.scss
@@ -1,29 +1,24 @@
 @use "./base.scss";
 
-$default-font-size: 1.125rem;
-$default-line-height: 2.25rem;
+$root-font-size: 18px;
+$default-font-size: 1rem;
+$default-line-height: 1.3rem;
 $header-font-size-base : $default-font-size * 1.2;
 $header-font-size-h6 : $default-font-size * 1.2;
 $header-line-height : 120%;
 
-
-$body-font-family: YakuHanJPs, "Segoe UI", Arial, Meiryo, sans-serif;
-$header-font-family: $body-font-family;
-// "Helvetica Neue", "BIZ UDPGothic", "Helvetica", "Noto Sans", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
-// $body-font-family: "Times New Roman", "BIZ UDPMincho", "Noto Serif", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
+$header-font-family: "Helvetica Neue", "BIZ UDPGothic", "Helvetica", "Noto Sans", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
+$body-font-family: "Times New Roman", "BIZ UDPMincho", "Noto Serif", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
 $pre-font-family: "Inconsolata", "Noto Mono", monospace;
 
 
 // put your custom CSS here!
 html {
-    font-weight: 400;
-    font-kerning: normal;
-    font-size: 100%;
-    //  font-size: $root-font-size !important;
+    font-size: $root-font-size !important;
 }
 
 body {
-    //  font-family: $body-font-family !important;
+    font-family: $body-font-family !important;
 
 }
 
@@ -144,10 +139,4 @@ a.tag-link {
     text-align: left !important;
     margin-left: 3rem !important;
     white-space: nowrap;
-}
-
-// ソース
-/*
-.data-line {
-}
-*/
\ No newline at end of file
+}
\ No newline at end of file