.valve-two-col-wrap {
  width: 100%;
  margin: 25px 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: #222;
  line-height: 1.6;
}
.two-col-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
@media (max-width:768px) {
  .two-col-row {
    grid-template-columns: 1fr;
  }
}
.col-block h3 {
  font-size: 18px;
  font-weight: 600;
  color: #154a8a;
  margin: 0 0 12px;
  padding-bottom: 4px;
  border-bottom: 2px solid #154a8a;
}
.spec-list {
  padding-left: 18px;
  margin: 0 0 24px;
}
.spec-list li {
  margin: 4px 0;
}
.material-table, .dim-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  margin-bottom: 20px;
}
.material-table th, .material-table td,
.dim-table th, .dim-table td {
  border: 1px solid #e2e8f0;
  padding: 9px 8px;
  vertical-align: middle;
  font-size: 13px;
}
.material-table thead tr th,
.dim-table thead tr th {
  background-color: #154a8a;
  color: #fff;
  font-weight: 500;
  text-align: center;
}
.material-table tbody tr:nth-child(even),
.dim-table tbody tr:nth-child(even) {
  background-color: #f7fafc;
}
.tiny-tip {
  font-size: 12px;
  color: #666;
  text-align: right;
  margin: -10px 0 10px;
}