body {
  background: #e9edf5;
  font-family: Arial, sans-serif;
}

header {
  background: #1650a8;
  color: white;
  padding: 20px;
  text-align: center;
}

.container-box {
  max-width: 900px;
  margin: 40px auto;
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h2 {
  margin-bottom: 20px;
}

table th {
  background: #0d6efd;
  color: white;
}

.btn-remove {
  background: #dc3545;
  color: white;
  border: none;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
}

.btn-remove:hover {
  background: #bb2d3b;
}

footer {
  text-align: center;
  padding: 15px;
  background: #eee;
  margin-top: 40px;
}