.order-tracking__form {
    width: 100%;
    max-width: 500px;
    margin: 0 auto 48px;
    text-align: center;
}

.order-tracking__form .btn {
    margin-bottom: 16px;
}

.order-tracking__message {
    text-align: center;
}

.main-content {
    background: url(bg-body-halftone-4.gif);
}