diff --git a/core/templates/base.html b/core/templates/base.html
index 68310a1..b485829 100644
--- a/core/templates/base.html
+++ b/core/templates/base.html
@@ -90,6 +90,10 @@
         height: 20em;
         overflow: auto;
       }
+      .datetimepicker-wrapper {
+        position: absolute;
+        z-index: 3;
+      }
     </style>
   </head>
   <body>
diff --git a/core/templates/ui/drilldown/table_results_partial.html b/core/templates/ui/drilldown/table_results_partial.html
index 3fac1de..7c638af 100644
--- a/core/templates/ui/drilldown/table_results_partial.html
+++ b/core/templates/ui/drilldown/table_results_partial.html
@@ -17,7 +17,7 @@
               </button>
             </div>
             <div class="dropdown-menu" id="dropdown-menu" role="menu">
-              <div class="dropdown-content" style="position:absolute; z-index:10;">
+              <div class="dropdown-content" style="position:absolute; z-index:2;">
                 {% for column in table.columns %}
                   {% if column.name in show %}
                     <a class="btn-shift-column dropdown-item"
