/* 4k Design */
@media only screen and (min-width:2560px) {
    .box {
        width: 670px;
        height: 905px;
        border-radius: 60px;
    }

    .btn {
        width: 140px;
        height: 115px;
        font-size: 25pt;
        border-radius: 19px;
        margin: 1px 3px;
    }

    .row {
        margin: 16px 35px;
    }

    .row input {
        width: 590px;
        margin: 15px 0px;
        height: 120px;
        font-size: 40pt;
        border-top-right-radius: 40px;
        border-top-left-radius: 40px;
        border-bottom-left-radius: 30px;
        border-bottom-right-radius: 30px;
    }

    .px-75 {
        padding: 195px;
    }
}

/* Small-Mobile Design */
@media only screen and (max-width:320px) {
    .px-75 {
        padding: 45px 0px;
    }

    body {
        margin: 0px;
    }

    .box {
        width: 290px;
    }

    .row input {
        width: 265px;
        height: 30px;
        font-size: 20pt;
        margin: 10px 6px;
    }

    .btn {
        width: 60px;
        border-radius: 10px;
        font-size: smaller;
    }

    .row {
        margin: 7px 7px;
    }
}