.modal-form__errors {
    width: 280px;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    font-size: 14px;
    color: #EB2128;
}
.simple-form .text-error {
    font-size: 12px;
}

.modal-window form .btn-blue span:last-child{
    display: none;
}
.modal-window form.loading .btn-blue span:first-child{
    display: none;
}
.modal-window form.loading .btn-blue span:last-child{
    display: inline;
}

.modal-window form.loading .btn-blue span img {
    height: 30px;
}