iocaine/docs/templates/_variables.html

<style>
 :root {
     /* Primary theme color */
     --primary-color: seagreen;
     /* Primary theme text color */
     --primary-text-color: #543631;
     --primary-text-color-over: #000;
     /* Primary theme link color */
     --primary-link-color: blue;
     /* Secondary color: the background body color */
     --secondary-color: #fcfaf6;
     --secondary-text-color: #303030;
     /* Highlight text color of table of content */
     --toc-highlight-text-color: #d46e13;
     --toc-background-color: white;
     --code-color: #4a4a4a;
     --code-background-color: white;

     --shadow-color: #ddd;

     --header-text-color: #fcfaf6;
     --header-text-color-over: #fcfa83;
     --header-font-family: "et-book", sans-serif;
     --text-font-family: "et-book", sans-serif;
 }

 @media (prefers-color-scheme: dark) {
     :root {
         --primary-text-color: #d7d7d7;
         --primary-text-color-over: #FFF;
         --primary-link-color: deepskyblue;
         --secondary-color: #282828;
         --secondary-text-color: #f2f2f2;
         --toc-highlight-text-color: #f2f2f2;
         --toc-background-color: #3a3a3a;
         --code-color: white;
         --code-background-color: #4a4a4a;

         --shadow-color: #202020;
     }
 }
</style>