body{background-color:#f0f2f5;font-family:Arial, sans-serif;display:flex;justify-content:center;align-items:center;height:100vh}.login-card{background:#ffffff;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,0.1);padding:20px;max-width:400px;width:100%}.login-card h2{margin-bottom:20px;font-weight:bold;text-align:center;color:#333}.input-group{margin-bottom:15px}.form-control{border-radius:4px;padding:10px;font-size:16px;width:100%}.input-group-addon{background-color:#eee;border-radius:0 4px 4px 0}.btn-primary{background-color:#007bff;border-color:#007bff;font-size:18px;padding:10px}.btn-primary:hover{background-color:#0056b3;border-color:#004085}.remember-me{display:flex;align-items:center;font-size:14px}