body {
  font-family: Arial, sans-serif;
  background: #f2f4f8;
  margin: 0;
  padding: 20px;
}

h1 {
  text-align: center;
  color: #333;
}

.form-section, .table-section, .search-section {
  background: white;
  border-radius: 10px;
  padding: 20px;
  margin: 20px auto;
  width: 90%;
  max-width: 800px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

form div {
  margin: 10px 0;
}

label {
  display: inline-block;
  width: 120px;
}

input[type="text"], input[type="number"] {
  padding: 8px;
  width: calc(100% - 140px);
  border-radius: 10px;
}

button {
  padding: 8px 16px;
  margin-right: 8px;
  cursor: pointer;
  border: none;
  border-radius: 6px;
}

button[type="submit"] {
  background: #3498db;
  color: white;
}

button#resetBtn {
  background: #95a5a6;
  color: white;
}

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

table, th, td {
  border: 1px solid #ccc;
}

th, td {
  padding: 10px;
  text-align: center;
}

.action-btn {
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
  border: none;
  color: white;
}

.edit-btn {
  background-color: #27ae60;
}

.delete-btn {
  background-color: #e74c3c;
}