body {
  font-family: Arial, sans-serif;
  background: #f4f6f9;
  margin: 0;
  padding: 0;
}

.container {
  width: 600px;
  margin: 60px auto;
  background: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 0 12px rgba(0,0,0,0.15);
}

h2 {
  text-align: center;
  color: #2c3e50;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

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

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

button, input, textarea {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  background: #3498db;
  color: #fff;
  border: none;
  cursor: pointer;
}

button:hover {
  background: #2980b9;
}

a {
  color: #3498db;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}