Add public content element width token

styles/40-components-cards.css

@@ -254,7 +254,7 @@
 }
 
 .sg-page-cards-public-page .sg-cards-public-page__cta-right-card {
-  width: 60%;
+  width: var(--layout-public-content-element-width);
   max-width: none;
   margin-inline-start: auto;
 }