body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
  color: #333;
}

main {
  padding: 1rem;
}

.container {
  margin-inline: auto;
  max-width: 1024px;
  padding: 1rem;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.input-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

input[type="file"],
input[type="text"] {
  width: 100%;
  padding: 0.5rem;
  font-size: 0.9rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

button {
  display: block;
  width: 100%;
  padding: 0.75rem;
  background-color: #007bff;
  color: #ffffff;
  border: none;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
  &:hover {
    background-color: #0056b3;
  }
}

.message {
  margin-top: 1rem;
  padding: 0.75rem;
  border-radius: 4px;
  text-align: center;
}

.message.success {
  background-color: #d4edda;
  color: #155724;
}

.message.error {
  background-color: #f8d7da;
  color: #721c24;
}

.table-container {
  margin-top: 2rem;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

th,
td {
  border: 1px solid #ddd;
  padding: 0.5rem;
  text-align: left;
}

th {
  background-color: #f2f2f2;
  font-weight: bold;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

@media (min-width: 768px) {
  main {
    padding: 2rem;
  }

  .container {
    padding: 2rem;
  }

  h1 {
    font-size: revert;
  }

  input[type="file"],
  input[type="text"],
  button {
    font-size: 1rem;
  }
}