@media screen and (max-width: 640px){
.t702 .t-popup__container
    {min-height: 60vh !important;
    top: 130px !important;
    }
}

    .t706__product-title .t-descr .t-descr_sm {
        font-family: 'Open Sans', Arial, sans-serif;
        font-weight: 400;
    }
    
    .t706__cartwin-heading.t-name.t-name_xl,
    .t706__product-title.t-descr.t-descr_sm,
    .t706__product-quantity,
    .t706__product-amount.t-descr.t-descr_sm,
    .t706__cartwin-totalamount-wrap,
    .t706 .t-form .t-input, .t706 .t-form .t-select {
        font-family: 'Open Sans', Arial, sans-serif;
        font-weight: 400; /* Жирность изменить */
    }