* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background-color: #f5f6fa;
  color: #333;
  line-height: 1.5;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
  background-color: #111;
  color: #fff;
}

.navbar .logo {
  font-size: 24px;
  font-weight: bold;
}

.navbar nav a {
  color: #fff;
  text-decoration: none;
  margin: 0 15px;
}

.navbar nav a:hover {
  color: #00bcd4;
}

.wallet-container {
  max-width: 500px;
  margin: 60px auto;
  padding: 30px;
  background: white;
  border-radius: 10px;
  box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.wallet-container h1 {
  font-size: 28px;
  margin-bottom: 20px;
}

button {
  display: inline-block;
  margin: 10px;
  padding: 12px 20px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  background-color: #0056b3;
}

.wallet-info {
  margin-top: 20px;
  text-align: left;
  background: #f1f1f1;
  padding: 15px;
  border-radius: 5px;
}

.hidden {
  display: none;
}

footer {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 20px;
  margin-top: 220px;
}

footer a {
  color: #fff;
  margin: 0 50px;
  text-decoration: none;
}

footer a:hover {
  color: #00bcd4;
}