// 自定义table-header

.el-table .el-table__row td {
  color: #7e8bab;
  border-bottom: 1px solid #f4f4f4;
}
.el-table .el-table__header tr th:first-child {
  border-radius: 10px 0px 0px 10px;
}
.el-table .el-table__header tr th:nth-last-child(2) {
  border-radius: 0px 10px 10px 0px;
}
.el-table .el-table__header tr th {
  background: #f1f6ff;
  color: #13171e;
  border-bottom: 0px;
}