/*
th:first-child,
td:first-child
{
  position: sticky;
  left: 0;
  z-index: 1;
  background-color: #eee !important;
}
*/

.container {
  width: 500px;
  background-color: #ddd;
  overflow: auto;
  border: 1px solid #ccc;
}
table {
table-layout: fixed;
width: 100%;
overflow-x: scroll;
  border-collapse: collapse;
}

td,th {
  border: 1px solid #ccc;
}
th {
  font-weight: 600;
  text-align: left;
  background-color: #f1f4f7;
}

.fixed-td {
  position: sticky;
  width: 100px;
  z-index: 2;
  left: 0;
  background-color: #fff;
}
.fixed-hd {
  position: sticky;
  top: 0;
  z-index: 1;
}
.left-top-td {
  z-index: 3;
}
.scrollable-td {
  width: 200px;
}