.ist-login-body {
    background: #0d0d11 url("../img/bg.jpg") no-repeat top left/100% fixed;
}

.box-login {
    width: 600px;
    margin: 4% auto;
    background-color: #1d1d1d;
}

.login-logo {
    font-size: 35px;
    text-align: center;
    margin-bottom: 25px;
    font-weight: 300;
}

.login-box {
    width: 600px;
    margin: 2% auto;
}
@media (max-width:768px) {
    .login-box {
        width: 90%;
        margin-top: 15px;
    }    
}

.ist-centered {
    text-align: center;
}