diff --git a/artifacts/tx-os/src/pages/protocol.tsx b/artifacts/tx-os/src/pages/protocol.tsx
index 5adc874d..2e3f5422 100644
--- a/artifacts/tx-os/src/pages/protocol.tsx
+++ b/artifacts/tx-os/src/pages/protocol.tsx
@@ -1044,7 +1044,8 @@ export default function ProtocolPage() {
             bookingIsToday
               ? "bg-emerald-50/60 hover:bg-emerald-50"
               : "odd:bg-white even:bg-slate-50/60",
-            expanded && "border-2 border-b-0 border-slate-500",
+            expanded &&
+              "[&>td]:border-t-2 [&>td]:border-t-slate-500 [&>td:first-child]:border-s-2 [&>td:first-child]:border-s-slate-500 [&>td:last-child]:border-e-2 [&>td:last-child]:border-e-slate-500",
           )}
           data-testid={`booking-row-${b.id}`}
         >
@@ -1219,11 +1220,11 @@ export default function ProtocolPage() {
           </TableCell>
         </TableRow>
         {expanded && (
-          <TableRow
-            key={`${b.id}-details`}
-            className="!border-2 !border-t-0 !border-slate-500 bg-slate-50/80"
-          >
-            <TableCell colSpan={detailColSpan} className="p-0">
+          <TableRow key={`${b.id}-details`} className="bg-slate-50/80">
+            <TableCell
+              colSpan={detailColSpan}
+              className="border-x-2 border-b-2 border-slate-500 p-0"
+            >
               <div className="overflow-hidden bg-white">
                 <div className="border-b border-slate-300 bg-slate-50 px-4 py-2.5 text-center">
                   <div className="text-sm font-bold text-slate-900">