body {
  font-family: "Arial", sans-serif;
  background-color: #f8f9fa;
}
.container {
  margin-top: 30px;
}
h1 {
  color: #333;
}
.table-responsive {
  overflow-x: auto;
}
.bottom-pagination {
  margin-top: 10px;
}
.sticky-header {
  position: sticky;
  top: 0;
  z-index: 1020;
  background-color: #fff;
  padding: 10px;
  border-bottom: 1px solid #ddd;
}

.sticky-controls {
  position: sticky;
  top: 60px;
  z-index: 1040;
  background-color: #fff;
  padding: 10px 0;
  border-bottom: 1px solid #ddd;
}
.sticky-table {
  position: sticky;
  top: 150px;
  z-index: 1030;
  background-color: #fff;
  border-bottom: 2px solid #ddd;
}
.sticky-table th {
 
  background-color: #fff; 
  border-bottom: 2px solid #ddd; 
  padding: 10px; 
  text-align: center;
  vertical-align: middle; 
 
}

table.dataTable thead .sorting {
  background: none;
  position: relative;
  padding-right: 20px; 
}

table.dataTable thead .sorting::after {
  content: "⇅"; 
  font-size: 0.8rem;
  position: absolute;
  right: 10px;
  color: #ccc; 
}

table.dataTable thead .sorting_asc::after {
  content: "↑";
  font-size: 0.8rem;
  position: absolute;
  right: 10px;
  color: #333; 
}

table.dataTable thead .sorting_desc::after {
  content: "↓";
  font-size: 0.8rem;
  position: absolute;
  right: 10px;
  color: #333; 
}