diff --git a/css/structure/text.css b/css/structure/text.css
index e5d2878..1621ddc 100644
--- a/css/structure/text.css
+++ b/css/structure/text.css
@@ -20,3 +20,10 @@
   color: var(--text-light-grey-color);
 }
 
+.uk-text-xsmall {
+  font-size: 12px;
+}
+
+.text-orcid {
+  color: var(--orcid-color);
+}
diff --git a/css/structure/variables.css b/css/structure/variables.css
index 4d7c120..edcf9d1 100644
--- a/css/structure/variables.css
+++ b/css/structure/variables.css
@@ -18,6 +18,8 @@
   --light-blue: #F4F8F9;
   --danger-color: #BB121A;
 
+  --orcid-color: #A6CE39;
+
   /* Explore */
   --explore-color: #E96439;
   --explore-color-rgb: 233, 100, 57;