diff --git a/prototype/src/main/resources/static/css/ecom.css b/prototype/src/main/resources/static/css/ecom.css
index 91f4b89..c363525 100644
--- a/prototype/src/main/resources/static/css/ecom.css
+++ b/prototype/src/main/resources/static/css/ecom.css
@@ -84,6 +84,19 @@
    --c-black-highlight: var(--root-c-base-highlight);
 }
 
+.smaller {
+   --u5: calc(0.666em * 1.5 * 1.5 * 1.5 * 1.5 * 1.5);
+   --u4: calc(0.666em * 1.5 * 1.5 * 1.5 * 1.5);
+   --u3: calc(0.666em * 1.5 * 1.5 * 1.5);
+   --u2: calc(0.666em * 1.5 * 1.5);
+   --u1: calc(0.666em * 1.5);
+   --u0: calc(0.666em);
+   --u-1: calc(0.666em * 0.666);
+   --u-2: calc(0.666em * 0.666 * 0.666);
+   --u-3: calc(0.666em * 0.666 * 0.666 * 0.666);
+   --u-4: calc(0.666em * 0.666 * 0.666 * 0.666 * 0.666);
+}
+
 
 * {
     margin: 0em;