diff --git a/assets/js/hooks/Mapper/common-styles/fixes.scss b/assets/js/hooks/Mapper/common-styles/fixes.scss
index 54fa37a0..312a48f5 100644
--- a/assets/js/hooks/Mapper/common-styles/fixes.scss
+++ b/assets/js/hooks/Mapper/common-styles/fixes.scss
@@ -20,12 +20,13 @@
   position: absolute;
 }
 
-.p-menuitem, .p-menuitem-content {
+.p-menuitem,
+.p-menuitem-content {
   height: 36px;
   flex-grow: 1;
 }
 
-.p-menuitem > .p-menuitem-content > a {
+.p-menuitem>.p-menuitem-content>a {
   width: 100%;
   height: 100%;
 
@@ -67,3 +68,8 @@
   }
 }
 
+.p-sortable-column {
+  font-size: 12px;
+  font-weight: bold;
+  padding: 0.25rem 0.5rem;
+}
diff --git a/assets/js/hooks/Mapper/components/mapInterface/widgets/SystemSignatures/SystemSignaturesContent/SystemSignaturesContent.tsx b/assets/js/hooks/Mapper/components/mapInterface/widgets/SystemSignatures/SystemSignaturesContent/SystemSignaturesContent.tsx
index b037c966..8d12cf28 100644
--- a/assets/js/hooks/Mapper/components/mapInterface/widgets/SystemSignatures/SystemSignaturesContent/SystemSignaturesContent.tsx
+++ b/assets/js/hooks/Mapper/components/mapInterface/widgets/SystemSignatures/SystemSignaturesContent/SystemSignaturesContent.tsx
@@ -216,7 +216,6 @@ export const SystemSignaturesContent = ({ systemId, settings }: SystemSignatures
               field="group"
               body={renderIcon}
               style={{ maxWidth: 26, minWidth: 26, width: 26 }}
-              headerStyle={{ fontSize: "14px", padding: "0.25rem" }}
             ></Column>
 
             <Column
@@ -224,7 +223,6 @@ export const SystemSignaturesContent = ({ systemId, settings }: SystemSignatures
               header="Id"
               bodyClassName="text-ellipsis overflow-hidden whitespace-nowrap"
               style={{ maxWidth: 72, minWidth: 72, width: 72 }}
-              headerStyle={{ fontSize: "14px", padding: "0.25rem" }}
               sortable
             ></Column>
             <Column
@@ -232,7 +230,6 @@ export const SystemSignaturesContent = ({ systemId, settings }: SystemSignatures
               header="Group"
               bodyClassName="text-ellipsis overflow-hidden whitespace-nowrap"
               hidden={compact}
-              headerStyle={{ fontSize: "14px", padding: "0.25rem" }}
               sortable
             ></Column>
             <Column
@@ -242,7 +239,6 @@ export const SystemSignaturesContent = ({ systemId, settings }: SystemSignatures
               body={renderName}
               style={{ maxWidth: nameColumnWidth }}
               hidden={compact || medium}
-              headerStyle={{ fontSize: "14px", padding: "0.25rem" }}
               sortable
             ></Column>
             <Column
@@ -251,7 +247,6 @@ export const SystemSignaturesContent = ({ systemId, settings }: SystemSignatures
               dataType="date"
               bodyClassName="w-[80px] text-ellipsis overflow-hidden whitespace-nowrap"
               body={renderTimeLeft}
-              headerStyle={{ fontSize: "14px", padding: "0.25rem" }}
               sortable
             ></Column>
           </DataTable>