.login-container{align-items:center;background:#f5f7fa;display:flex;font-family:Arial,sans-serif;justify-content:center;min-height:100vh}.login-box{background:#fff;border-radius:8px;box-shadow:0 0 15px rgba(0,0,0,.1);box-sizing:border-box;margin:0 10px;max-width:320px;padding:40px 30px;text-align:center;width:90%}.login-box h2{color:#333;margin-bottom:25px}.error-message{background:#fdecea;border-radius:4px;color:#d93025;font-size:.9em;margin-bottom:20px;padding:10px}.login-box label{color:#555;display:block;font-size:.9em;font-weight:700;margin-bottom:6px;text-align:left}.login-box input[type=password],.login-box input[type=text]{border:1px solid #ccc;border-radius:5px;box-sizing:border-box;font-size:1em;margin-bottom:18px;padding:10px 12px;transition:border-color .3s ease;width:100%}.login-box input[type=password]:focus,.login-box input[type=text]:focus{border-color:#007bff;outline:none}.remember-me{align-items:center;color:#555;display:flex;font-size:.9em;margin-bottom:25px}.remember-me input[type=checkbox]{height:16px;margin-right:8px;width:16px}.login-box button[type=submit]{background-color:#007bff;border:none;border-radius:6px;color:#fff;cursor:pointer;font-size:1.1em;padding:12px;transition:background-color .3s ease;width:100%}.login-box button[type=submit]:hover{background-color:#0056b3}