main.bid .bid {
    max-width: 800px;
    margin: 46px auto;
}

@media screen and (max-width: 850px) {

    main.bid .bid {
    max-width: 90%;
    }

}

@media screen and (max-width: 480px) {

    main.bid .bid {
    max-width: 95%;
    }

}