body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f2f4f8;
  color: #333;
  margin: 0;
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h2 {
  color: #2c3e50;
}

form {
  background: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
}

input, textarea {
  display: block;
  margin: 15px 0;
  padding: 12px;
  width: 100%;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 16px;
}

button {
  padding: 12px;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  cursor: pointer;
  width: 100%;
}

button:hover {
  background: #0056b3;
}

a {
  color: #007bff;
  text-decoration: none;
  margin-top: 20px;
  display: inline-block;
}

table {
  border-collapse: collapse;
  width: 100%;
  max-width: 900px;
  margin-top: 30px;
  background: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

th, td {
  padding: 14px;
  border-bottom: 1px solid #eee;
  text-align: left;
}

th {
  background-color: #f9fafb;
  font-weight: bold;
}