diff --git a/style/main.css b/style/main.css
index 309214a..94d7ae5 100644
--- a/style/main.css
+++ b/style/main.css
@@ -1,6 +1,13 @@
 :root {
-    color-scheme: light dark;
+    --alpha: rgba(0, 0, 0, 0);
+    /* border */
+    --border-width: .1rem;
+    --border-off: var(--border-width) none var(--alpha);
+    --border-on: var(--border-width) solid var(--border-color);
+    /* margin */
     --margin: .4rem;
+    /* theme */
+    color-scheme: light dark;
     /* theme / light */
     --anchor-background: #bbb;
     --anchor-text: #f00;
@@ -15,11 +22,7 @@
     --org-background: #afa;
     --qrcode-background: ;
     --ruler-border: #888;
-    /* gradients */
-    --alpha: rgba(0, 0, 0, 0);
-    --border-width: .1rem;
-    --border-off: var(--border-width) none var(--alpha);
-    --border-on: var(--border-width) solid var(--border-color);
+    /* theme / gradients */
     --anchor-gradient: linear-gradient(to top, var(--alpha), var(--anchor-background));
     --banner-gradient: linear-gradient(to top, var(--alpha), var(--banner-background));
     --body-gradient: linear-gradient(to top, var(--alpha), var(--body-background));