body, html {
            height: 100%;
            margin: 0;
            padding: 0;
        }
        body {
            min-height: 100vh;
            min-width: 100vw;
            width: 100vw;
            height: 100vh;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .login-center-box {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 4px 24px rgba(0,0,0,0.15);
            padding: 32px 24px;
            max-width: 350px;
            width: 90vw;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .login-center-box img {
            margin-bottom: 16px;
        }
        .login-center-box input {
            width: 100%;
            margin-bottom: 12px;
            padding: 10px;
            border-radius: 8px;
            border: 1px solid #ccc;
            font-size: 1rem;
        }
        .login-center-box {
            background: rgba(255,255,255,0.85); /* branco semi-transparente */
            border-radius: 16px;
            box-shadow: 0 4px 24px rgba(0,0,0,0.15);
            padding: 32px 24px;
            max-width: 350px;
            width: 90vw;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        @media (max-width: 600px) {
            .login-center-box {
                padding: 20px 8px;
                max-width: 98vw;
            }
        }