body, html {
    margin: 0;
    padding: 0;
    height: 100%;
  }
  .login-banner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 80vh;
    background: linear-gradient(to bottom, #2196F3, #0D47A1);
    color: #fff;
  }
  .banner-title {
    font-family: serif;
    font-size: 4rem;
    margin-bottom: 1rem;
  }
  .login-box {
    background: #f5f5f5;
    color: #000;
    width: 320px;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    text-align: center;
  }
  .login-box h2 {
    position: relative;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
  }
  .login-box h2::before,
  .login-box h2::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 60px;
    height: 2px;
    background: #000;
  }
  .login-box h2::before { left: 0; transform: translateY(-50%); }
  .login-box h2::after { right: 0; transform: translateY(-50%); }
  .login-box input {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
  }
  .login-box button {
    width: 100%;
    padding: 0.75rem;
    background: #2196F3;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
  }
  .login-box button:hover {
    background: #1976D2;
  }
  .login-footer {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: rgba(0,0,0,0.6);
  }