body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f9f9f9;
  }
  
  main {
    max-width: 1000px;
    margin: 40px auto;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  
  h1, h2 {
    margin-top: 0;
  }
  
  section {
    margin-bottom: 20px;
  }
  
  .group {
    margin-bottom: 20px;
  }
  
  .group label,
  .group input,
  .group button {
    display: block;
    margin-top: 10px;
  }
  
  textarea {
    width: 100%;
    height: 300px;
    font-family: monospace;
    background: #f0f0f0;
    padding: 10px;
    border-radius: 4px;
  }
  
  #message-banner {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 12px;
    text-align: center;
    z-index: 1000;
  }
  
  .message-banner.success {
    background: #d4edda;
    color: #155724;
  }
  
  .message-banner.error {
    background: #f8d7da;
    color: #721c24;
  }
  
  .message-banner.info {
    background: #cce5ff;
    color: #004085;
  }
  
  button {
    margin-top: 10px;
    padding: 8px 16px;
    font-size: 1rem;
  }
  
  details {
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 10px;
    margin-bottom: 15px;
    background-color: #fdfdfd;
  }
  
  summary {
    font-weight: bold;
    font-size: 1.1em;
    cursor: pointer;
    margin-bottom: 10px;
  }
  
  details[open] {
    background-color: #f5f5f5;
  }
  
  footer {
    text-align: center;
    font-size: 0.8em;
    color: #777;
    margin-top: 2em;
    padding: 1em 0;
    border-top: 1px solid #ccc;
}

#auction-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  background-color: #fff;
  border-radius: 6px;
  overflow: hidden;
}

#auction-table th,
#auction-table td {
  padding: 12px;
  border: 1px solid #ddd;
  text-align: left;
}

#auction-table th {
  background-color: #f5f5f5;
  font-weight: bold;
}

#auction-table td input[type="checkbox"] {
  transform: scale(1.2);
}

#auction-table td button {
  background-color: #dc3545;
  border: none;
  color: white;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
}

#auction-table td button:hover {
  background-color: #c82333;
}

.auction-inactive td {
  opacity: 0.6;
  text-decoration: line-through;
  color: #999;
}

button:disabled {
  background-color: #ccc !important;
  color: #666;
  cursor: not-allowed;
  border: 1px solid #aaa;
}

.status-select {
  padding: 4px;
  font-size: 0.9rem;
}

.login-container {
    background: white;
    padding: 30px 40px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.login-container h2 {
    text-align: center;
    margin-bottom: 20px;
}

.login-container input,
.login-container select,
.login-container button {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    font-size: 1em;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

.login-container button {
    background: #0077cc;
    color: white;
    border: none;
    cursor: pointer;
}

.login-container button:hover {
    background: #005fa3;
}