diff --git a/style/main.css b/style/main.css
index c229366..809b3b6 100644
--- a/style/main.css
+++ b/style/main.css
@@ -26,6 +26,16 @@
 --ruler-border: #444;
 }
 }
+:root {
+--alpha: rgba(0, 0, 0, 0);
+--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));
+--header-gradient: linear-gradient(to top, var(--alpha), var(--header-background));
+--item-even-gradient: linear-gradient(to top, var(--alpha), var(--item-even));
+--item-odd-gradient: linear-gradient(to top, var(--alpha), var(--item-odd));
+--org-gradient: linear-gradient(to top, var(--alpha), var(--org-background));
+}
 
 #vcf {
     background-color: var(--qrcode-background);
@@ -56,10 +66,7 @@ a {
     text-underline-offset: .25em;
 }
 a:hover {
-    background: linear-gradient(to top,
-        rgba(0, 0, 0, 0) 0%,
-        var(--anchor-background) 100%
-    );
+    background: var(--anchor-gradient);
     color: var(--anchor-text);
 }
 
@@ -69,16 +76,10 @@ article.org, header {
 }
 header {
     padding-inline: .5em;
-    background: linear-gradient(to top,
-        rgba(0, 0, 0, 0) 0%,
-        var(--header-background) 100%
-    );
+    background: var(--header-gradient);
 }
 header.org {
-    background: linear-gradient(to top,
-        rgba(0, 0, 0, 0) 0%,
-        var(--org-background) 100%
-    );
+    background: var(--org-gradient);
 }
 
 article header {
@@ -106,19 +107,13 @@ h1, h2, h3 {
     border-radius: .25em;
 }
 h2 {
-    background: linear-gradient(to top,
-        rgba(0, 0, 0, 0) 0%,
-        var(--banner-background) 100%
-    );
+    background: var(--banner-gradient);
     margin-block: .25em;
     padding-block: .5em;
     text-align: center;
 }
 h3 {
-    background: linear-gradient(to top,
-        rgba(0, 0, 0, 0) 0%,
-        var(--header-background) 100%
-    );
+    background: var(--header-gradient);
     padding: .125em .25em;
 }
 
@@ -147,8 +142,12 @@ img.photo {
     border-radius: 1em;
 }
 
-li:nth-of-type(even) { background-color: var(--item-even); }
-li:nth-of-type(odd) { background-color: var(--item-odd); }
+li:nth-of-type(even) {
+    background: var(--item-even-gradient);
+}
+li:nth-of-type(odd) {
+    background: var(--item-odd-gradient);
+}
 
 table {
     margin-inline: auto;