diff --git a/src/http.h b/src/http.h
index 3c81ada..a200ae1 100644
--- a/src/http.h
+++ b/src/http.h
@@ -124,40 +124,47 @@ const char *http_default_document =
         "<!DOCTYPE html>\n"
         "<html lang=\"en\">\n"
         "<head>\n"
-        "    <title>%1$i %2$s - %7$s</title>\n"
-        "    <meta charset=\"UTF-8\"/>\n"
-        "    <meta name=\"theme-color\" content=\"%6$s\"/>\n"
-        "    <meta name=\"apple-mobile-web-app-status-bar-style\" content=\"black-translucent\"/>\n"
-        "    <meta name=\"viewport\" content=\"width=device-width,initial-scale=1.0\"/>\n"
+        "\t<title>%1$i %2$s - %7$s</title>\n"
+        "\t<meta charset=\"UTF-8\"/>\n"
+        "\t<meta name=\"theme-color\" content=\"%6$s\"/>\n"
+        "\t<meta name=\"apple-mobile-web-app-status-bar-style\" content=\"black-translucent\"/>\n"
+        "\t<meta name=\"viewport\" content=\"width=device-width,initial-scale=1.0\"/>\n"
         "%5$s"
-        "    <style>\n"
-        "        html{font-family:\"Arial\",sans-serif;--error:#C00000;--info:#E0C000;--color:var(--%4$s);}\n"
-        "        body{background-color:#F0F0F0;margin:0.5em;}\n"
-        "        main{max-width:600px;margin:2em auto;background-color:#FFFFFF;border: 1px solid var(--color);border-radius:4px;padding:1em 2em;}\n"
-        "        h1,h2,h3,h4,h5,h6,h7{text-align:center;color:var(--color);font-weight:normal;}\n"
-        "        h1{font-size:3em;margin:0.125em 0 0.125em 0;}\n"
-        "        h2{font-size:1.5em;margin:0.25em 0 1em 0;}\n"
-        "        p{text-align:center;font-size:0.875em;}\n"
-        "        div.footer{color:#808080;font-size:0.75em;text-align:center;margin:2em 0 0.5em 0;}\n"
-        "        div.footer a{color:#808080;}\n"
-        "    </style>\n"
+        "\t<style>\n"
+        "\t\thtml{font-family:\"Arial\",sans-serif;--error:#C00000;--info:#E0C000;--color:var(--%4$s);}\n"
+        "\t\tbody{background-color:#F0F0F0;margin:0.5em;}\n"
+        "\t\tmain{max-width:600px;margin:2em auto;background-color:#FFFFFF;border: 1px solid var(--color);border-radius:4px;padding:1em 2em;}\n"
+        "\t\th1,h2,h3,h4,h5,h6,h7{text-align:center;color:var(--color);font-weight:normal;}\n"
+        "\t\th1{font-size:3em;margin:0.125em 0 0.125em 0;}\n"
+        "\t\th2{font-size:1.5em;margin:0.25em 0 1em 0;}\n"
+        "\t\tp{text-align:center;font-size:0.875em;}\n"
+        "\t\tdiv.footer{color:#808080;font-size:0.75em;text-align:center;margin:2em 0 0.5em 0;}\n"
+        "\t\tdiv.footer a{color:#808080;}\n"
+        "\t\t@media(prefers-color-scheme:dark){\n"
+        "\t\t\thtml{color:#FFFFFF;}\n"
+        "\t\t\tbody{background-color:#101010;}\n"
+        "\t\t\tsection{background-color:#181818;}\n"
+        "\t\t}\n"
+        "\t</style>\n"
         "</head>\n"
         "<body>\n"
-        "    <main>\n"
+        "\t<main>\n"
+        "\t\t<section>\n"
         "%3$s"
-        "        <div class=\"footer\"><a href=\"https://%7$s/\">%7$s</a> - Necronda web server " NECRONDA_VERSION "</div>\n"
-        "    </main>\n"
+        "\t\t</section>\n"
+        "\t\t<div class=\"footer\"><a href=\"https://%7$s/\">%7$s</a> - Necronda web server " NECRONDA_VERSION "</div>\n"
+        "\t</main>\n"
         "</body>\n"
         "</html>\n";
 
 const char *http_error_document =
-        "        <h1>%1$i</h1>\n"
-        "        <h2>%2$s :&#xFEFF;(</h2>\n"
-        "        <p>%3$s</p>\n"
-        "        <p>%4$s</p>\n";
+        "\t\t\t<h1>%1$i</h1>\n"
+        "\t\t\t<h2>%2$s :&#xFEFF;(</h2>\n"
+        "\t\t\t<p>%3$s</p>\n"
+        "\t\t\t<p>%4$s</p>\n";
 
 const char *http_error_icon =
-        "    <link rel=\"shortcut icon\" type=\"image/svg+xml\" sizes=\"any\" href=\"data:image/svg+xml;base64,"
+        "\t<link rel=\"shortcut icon\" type=\"image/svg+xml\" sizes=\"any\" href=\"data:image/svg+xml;base64,"
         "PHN2ZyB3aWR0aD0iMTYiIGhlaWdodD0iMTYiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAw"
         "L3N2ZyI+PHRleHQgeD0iNCIgeT0iMTIiIGZpbGw9IiNDMDAwMDAiIHN0eWxlPSJmb250LWZhbWls"
         "eTonQXJpYWwnLHNhbnMtc2VyaWYiPjooPC90ZXh0Pjwvc3ZnPgo=\"/>\n";
