ganttChart.css

.gantt-chart {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.header {
  display: flex;
  background: #fff;
}

.gantt-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* จัดให้ Calendar อยู่ซ้าย, ปุ่มอยู่ขวา */
  margin-bottom: 16px;
}

.machine-label {
  width: 150px;
  text-align: center;
  font-weight: bold;
  background: #ffffff;
  line-height: 60px;
  border-bottom: 1px solid #ffffff;
}

.time-scale {
  display: flex;
  flex: 1;
}

.time-cell {
  width: calc(100% / 10);
  text-align: center;
  border-bottom: 1px solid #ddd;
  font-size: 15px;
  line-height: 40px;
  font-weight: bold;
}

.rows {
  flex: 1;
  overflow-y: auto;
}

.row {
  display: flex;
  min-height: 60px;
  border-bottom: 1px solid #ddd;
}

.row-timeline {
  position: relative;
  flex: 1;
  overflow: hidden;
}

.vertical-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: #ddd;
}

.order {
  position: absolute;