Restyle table a bit

Author: illicitonion

templates/trainee-batch.html

@@ -4,6 +4,7 @@
         <style type="text/css">
             th, td {
                 border: 1px black solid;
+                background-color: white;
             }
             td.attendance-absent {
                 background-color: #ff0d0d57;
@@ -33,22 +34,22 @@
                 background-color: grey;
             }
 
-            th {
-                background-color: white;
+            table {
+                border-spacing: 0px;
             }
 
             table thead {
                 position: sticky;
                 top: 0;
-                z-index: 1;
+                z-index: 2;
             }
 
-            table tbody th, table thead tr th:nth-of-type(0) {
+            th, tr th:nth-of-type(0) {
                 position: sticky;
                 left: 0;
-                z-index: 2;
+                z-index: 1;
             }
-            table tbody th {
+            th {
                 font-weight: normal;
             }
         </style>