#large.rrt-confirm-holder .rrt-confirm {
    width: 600px;
    margin-left: -300px;
}
@media (max-width: 800px) {
    #large.rrt-confirm-holder .rrt-confirm {
        width: 60%;
        margin-left: -30%;
    }
}
@media (max-width: 600px) {
    #large.rrt-confirm-holder .rrt-confirm {
        width: 90%;
        margin-left: -45%;
    }
}