@media (max-width: 767px) {
    .form-signin {
        margin: 0 auto;
        background: #fff;
        border-radius: 5px;
        max-width: 320px;
        border: solid 1px #ddd;
        background-color: #797979;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.125);
    }
}

@media (min-width: 768px) {
    body {
        background-color: #f7f7f9;
        background: url(../images/taipei101-2.jpg) no-repeat fixed;
        background-size: cover;
    }

    .container {
        border-color: #000;
        width: 450px;
        height: 380px;
        margin: auto;
        border-radius: 5px;
        border-width: 2px;
    }

    .form-signin {
        background-color: rgba(53, 59, 65, 0.85);
        border-radius: 5px;
        border: solid 1px rgba(53, 59, 65, 0.85);
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.125);
    }

    .form-signin-heading {
        padding: 20px 0;
        background-color: transparent;
        color: #f7f7f9;
    }

    .login-wrap .rememberPwd {
        color: #f7f7f9;
    }

    .login-footer a {
        color: #f7f7f9
    }

    .input-group-text {
        background-color: white;
        border-color: white;
    }

    .form-control {
        border-color: white;
    }

    .login-wrap {
        padding: 0;
        width: 250px;
        margin: 25px auto;
        background-color: transparent;
    }

    .slidercaptcha {
        top: 0px;
        left: 0px;
        margin: auto;
    }

        .slidercaptcha, .slidercaptcha.forgot {
            width: 310px;
            height: 280px;
        }

    .login-wrap[data-auth="True"] {
        margin: auto;        
    }

        .login-wrap[data-auth="True"] .slidercaptcha {
            top: -282px;           
        }

        .login-wrap[data-auth="True"] .slidercaptcha, .slidercaptcha.forgot {
            width: 310px;
            height: 280px;      
        }

        .login-wrap[data-auth="True"] .form-group {
            margin-bottom: 0.75rem;
        }
}