/* General Styles */
body {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f5f5f5;
  color: #333;
}

.container {
  max-width: 800px;
  margin: 50px auto;
  padding: 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1, h2 {
  color: #2c3e50;
  text-align: center;
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

.btn {
  display: inline-block;
  background: #3498db;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  font-size: 16px;
  transition: background 0.3s;
}

.btn:hover {
  background: #2980b9;
}

/* Loading Animation */
.loading-animation {
  text-align: center;
}

.spinner {
  border: 5px solid #f3f3f3;
  border-top: 5px solid #3498db;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Transaction Details */
.transaction-details {
  margin: 30px 0;
}

.detail {
  display: flex;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.label {
  font-weight: bold;
  width: 150px;
}

.value {
  flex: 1;
}

/* Alert Messages */
.alert {
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 4px;
}

.alert-danger {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}