body {
  font-family: sans-serif;
  background-color: #f4f4f4;
  margin: 0;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.container {
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  max-width: 500px;
  width: 100%;
  margin-bottom: 30px;
}

h2 {
  text-align: center;
  margin-top: 0;
}

.info, .value {
  font-size: 16px;
  margin: 8px 0;
}

.value {
  font-size: 20px;
  font-weight: bold;
  color: #007bff;
}

input, button {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 16px;
}

button {
  background-color: #007bff;
  color: white;
  border: none;
  cursor: pointer;
}

.address-check {
  font-weight: bold;
  margin-top: -5px;
  margin-bottom: 10px;
}