.main__form-input.error{
    border: 1px solid red;
}
.error{
    border: 1px solid red;
}
.error_block{
    color: red;
    position: relative;
}
.success_block{
    display: block;
    width: 100%;
    line-height: 90px;
    background-color: beige;
    text-align: center;
}