@media screen and (max-width: 600px) {
    .selectmenu-container {
        display: inline-block;
        width: 100%;
        position: relative;
        height: calc(18px + 0.8em);
    }

        .selectmenu-container > select {
            display: inline-block !important;
            position: absolute;
            width: 100%;
            height: 100%;
            opacity: 0;
            z-index: 2;
        }

        .selectmenu-container > span {
            position: absolute;
            width: 100%;
        }

    .datePickerCustomBorder{
        white-space: nowrap;
    }

}