diff --git a/packages/frontend/tailwind.config.js b/packages/frontend/tailwind.config.js
index 4bcb0b01..e5c67256 100644
--- a/packages/frontend/tailwind.config.js
+++ b/packages/frontend/tailwind.config.js
@@ -151,6 +151,7 @@ export default withMT({
         calendar:
           '0px 3px 20px rgba(8, 47, 86, 0.1), 0px 0px 4px rgba(8, 47, 86, 0.14)',
         field: '0px 1px 2px rgba(0, 0, 0, 0.04)',
+        inset: 'inset 0px 1px 0px rgba(8, 47, 86, 0.06)',
       },
       spacing: {
         2.5: '0.625rem',