Improve styling

libs/ui/src/lib/activities-table/activities-table.component.scss

@@ -1,3 +1,12 @@
+@use '@angular/material' as mat;
+
 :host {
   display: block;
+
+  @include mat.form-field-overrides(
+    (
+      container-height: 2.5rem,
+      container-vertical-padding: 0.5rem
+    )
+  );
 }