body {
    width: 45%;
}

.login-logo-powered-by {
    display: none;
}

.login-wrapper .login-logo {
    margin-bottom: 60px;
}

@media (min-width:64em)  {
    body .container-right {
        display: block;
    }
    body .container-left {
        width: 45%;
    }
}