.uet-box {
  max-width: 900px;
  margin: 30px auto;
  font-family: Arial, sans-serif;
  color: #222;
}

.uet-title {
  font-size: 22px;
  margin: 0 0 15px;
}

.uet-add-row {
  margin-bottom: 15px;
  padding: 10px 18px;
  border: none;
  background: #222;
  color: #fff;
  cursor: pointer;
  border-radius: 4px;
  font-size: 15px;
}

.uet-add-row:hover {
  opacity: 0.85;
}

.uet-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.uet-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 650px;
}

.uet-table th,
.uet-table td {
  border: 1px solid #ccc;
  padding: 12px;
  vertical-align: middle;
}

.uet-table th {
  background: #f2f2f2;
  font-weight: bold;
}

.uet-table input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px;
  border: 1px solid #bbb;
  border-radius: 4px;
  font-size: 15px;
}

.uet-table tfoot th {
  background: #e9e9e9;
}

@media (max-width: 768px) {
  .uet-box {
    margin: 20px auto;
  }

  .uet-title {
    font-size: 20px;
  }

  .uet-add-row {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .uet-table th,
  .uet-table td {
    padding: 10px;
    font-size: 14px;
  }

  .uet-table input {
    font-size: 14px;
  }
}