body {
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
        }

        .login-box {
            background: #fff;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
            width: 350px;
            text-align: center;
        }

        .logo {
            max-width: 150px;
            margin-bottom: 15px;
            height: auto;
        }

        .login-box h2 {
            margin-bottom: 10px;
            color: #01c5ba;
            font-size: 24px;
        }

        .login-box h3 {
            margin-top: 0;
            margin-bottom: 25px;
            color: #333;
            font-size: 18px;
            font-weight: normal;
        }

        .login-error {
            color: #D32F2F;
            background-color: #FFEBEE;
            border: 1px solid #D32F2F;
            padding: 10px;
            border-radius: 5px;
            margin-bottom: 20px;
            display: none;
            font-size: 14px;
        }

        .g_id_signin {
            margin-top: 20px;
            display: flex;
            justify-content: center;
        }

        .g_id_signin>div {
            margin: 0 auto;
        }