diff --git a/templates/analytics/ad_hoc_query.html b/templates/analytics/ad_hoc_query.html
index 1417d301b9..9e85172151 100644
--- a/templates/analytics/ad_hoc_query.html
+++ b/templates/analytics/ad_hoc_query.html
@@ -1,7 +1,7 @@
 <h3>{{ data.title }}</h3>
 
 {{ data.rows|length}} rows
-<table class="table sortable table-striped table-bordered">
+<table class="table sortable table-striped table-bordered analytics_table">
 
     <thead class="activity_head">
         <tr>
diff --git a/web/styles/portico/activity.css b/web/styles/portico/activity.css
index 533c3057f6..5e3abf3fa5 100644
--- a/web/styles/portico/activity.css
+++ b/web/styles/portico/activity.css
@@ -24,6 +24,35 @@ td.number {
     text-align: right;
 }
 
+.summary-table,
+.analytics_table {
+    border: 1px solid hsl(0deg 0% 87%);
+    border-collapse: separate;
+    border-left: 0;
+    border-radius: 4px;
+
+    & th,
+    td {
+        border-left: 1px solid hsl(0deg 0% 87%);
+    }
+
+    thead tr:first-child > th:first-child {
+        border-top-left-radius: 4px;
+    }
+
+    thead tr:first-child > th:last-child {
+        border-top-right-radius: 4px;
+    }
+
+    tbody tr:last-child > td:first-child {
+        border-bottom-left-radius: 4px;
+    }
+
+    tbody tr:last-child > td:last-child {
+        border-bottom-right-radius: 4px;
+    }
+}
+
 .summary-table {
     width: auto;
     margin: 0 auto;
diff --git a/web/styles/portico/portico.css b/web/styles/portico/portico.css
index d1e758e183..aed5391fa5 100644
--- a/web/styles/portico/portico.css
+++ b/web/styles/portico/portico.css
@@ -1242,6 +1242,34 @@ label.label-title {
 #devtools-page {
     max-width: 800px;
     margin: 0 auto;
+
+    .table-bordered {
+        border: 1px solid hsl(0deg 0% 87%);
+        border-collapse: separate;
+        border-left: 0;
+        border-radius: 4px;
+
+        & th,
+        td {
+            border-left: 1px solid hsl(0deg 0% 87%);
+        }
+
+        thead tr:first-child > th:first-child {
+            border-top-left-radius: 4px;
+        }
+
+        thead tr:first-child > th:last-child {
+            border-top-right-radius: 4px;
+        }
+
+        tbody tr:last-child > td:first-child {
+            border-bottom-left-radius: 4px;
+        }
+
+        tbody tr:last-child > td:last-child {
+            border-bottom-right-radius: 4px;
+        }
+    }
 }
 
 .portico-page.error {