.table-responsive {
  max-height: 500px;
  overflow-y: auto;
}

th {
  position: sticky;
  top: 0;
  background-color: #fff;
  z-index: 10;
  padding: 10px;
  border-bottom: 2px solid #ddd;
  /*Optional: Add a border for visual separation;*/
}

td {
  padding: 10px;
  border-bottom: 1px solid #ddd;
  /*Optional: Add a border for visual consistency;*/
}

table {
  width: 100%;
  border-collapse: collapse;
}

tr {
}

.placeholder-image {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #ccc;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  text-align: center;
}