@media only screen and (max-width: 1100px) {
    .divSing {
        width: 50%;
    }
}

@media only screen and (min-width:768px) and (max-width: 1023px) {
    .divSing {
        width: 80%;
    }
}

@media only screen and (min-width:301px) and (max-width: 767px) {
    .divSing {
        width: 100%;
        font-size: 1rem;
    }
    .SingForm {
        height: 55px;
        line-height: 55px;
        appearance: none;
        -webkit-appearance: none;
        -moz-appearance: none;
        padding-left: 5px;
        font-size: 1.0rem;
    }
    .SingFormTXT {
        padding-left: 5px;
        font-size: 1.0rem;
    }
}