* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
  }
  
  body {
    height: 100vh;
    background-color: #00b140; /* Equal green */
    position: relative;
    overflow: hidden;
  }
  
  .logo {
    position: fixed;
    top: 2rem;
    left: 2rem;
  }
  
  .logo img {
    height: 48px;
  }
  
  /* Container not centered anymore */
  .container {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    height: 100vh;
    padding: 0 2rem 2rem 2rem;
  }
  
  /* Sign-in box at bottom left */
  .signin-box {
    color: white;
    max-width: 500px;
  }
  
  h2 {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: 1rem;
    line-height: 1.2;
  }
  
  p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: white;
  }
  
  /* Google Sign-In */
  .g_id_signin {
    margin-bottom: 1rem;
  }
  
  .error-message {
    color: #ffd6d6;
    font-size: 0.875rem;
    margin-top: 1rem;
    display: none;
  }
  
  /* Robot image at bottom-right, enlarged */
  .robot-icon {
    position: fixed;
    bottom: -50px;
    right: -150px;
    padding: 2rem;
  }
  
  .robot-icon img {
    height: 400px;
    max-width: 100%;
    opacity: 1;
  }
  
  /* Responsive for Mobile */
  @media (max-width: 768px) {
    .logo {
      top: 1rem;
      left: 1rem;
    }
  
    .container {
      padding: 0 1rem 1rem 1rem;
    }
  
    .signin-box {
      max-width: 100%;
    }
  
    .robot-icon img {
      height: 200px;
    }
  }