body {
  font-family: 'Roboto', sans-serif;
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
  padding: 0;
  margin: 0;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  margin-top: 30px;
  margin-bottom: 30px;
}

h1 {
  color: #e74c3c;
  text-align: center;
  margin-bottom: 30px;
}

h2 {
  color: #2c3e50;
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.wallet-info {
  background-color: #f8f9fa;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 20px;
  border-left: 4px solid #e74c3c;
}

#bitcoinAddress {
  font-family: monospace;
  word-break: break-all;
}

.chart-container {
  margin: 30px 0;
  position: relative;
  height: 400px;
}

.stats-container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 30px 0;
}

.stat-box {
  background-color: #f8f9fa;
  padding: 15px;
  border-radius: 8px;
  min-width: 200px;
  margin: 10px 0;
  text-align: center;
  flex: 1;
  margin-right: 15px;
}

.stat-box:last-child {
  margin-right: 0;
}

.stat-label {
  font-size: 0.9rem;
  color: #7f8c8d;
  margin-bottom: 5px;
}

.stat-value {
  font-size: 1.4rem;
  font-weight: bold;
  color: #2c3e50;
  margin: 0;
}

.details {
  margin-top: 30px;
  text-align: center;
}

.tx-link {
  margin: 15px 0;
}

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

.tx-link a:hover {
  text-decoration: underline;
}

.refresh-note {
  color: #7f8c8d;
  font-size: 0.9rem;
  margin-top: 20px;
}

button#refreshBtn {
  background-color: #3498db;
  color: white;
  border: none;
  padding: 8px 15px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.9rem;
  margin-left: 10px;
}

button#refreshBtn:hover {
  background-color: #2980b9;
}