style.css

body {
  font-family: Arial, sans-serif;
  text-align: center;
  background-color: #f4f4f9;
}

h1 {
  color: #333;
}

#drop-area {
  border: 2px dashed #bbb;
  padding: 40px;
  width: 50%;
  margin: 20px auto;
  cursor: pointer;
  transition: 0.3s ease;
}

#drop-area.dragover {
  border-color: #333;
  background-color: #e8e8e8;
}

#table-container {
  width: 80%;
  margin: 20px auto;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 10px;
  border: 1px solid #ccc;
  text-align: left;
}

th {
  background-color: #333;
  color: white;
}

td {
  background-color: #f9f9f9;
}

#buttons-container {
  margin-top: 20px;
}

button {
  padding: 10px 20px;
  margin: 5px;
  font-size: 16px;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}