.intl-tel-input {
    width: 100%;
}

.iti-flag {
    background-image: url("../images/flags.png");
}

@media only screen and (-webkit-min-device-pixel-ratio: 2), only screen and (min--moz-device-pixel-ratio: 2), only screen and (-o-min-device-pixel-ratio: 2 / 1), only screen and (min-device-pixel-ratio: 2), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 2dppx) {
    .iti-flag {
        background-image: url("../images/flags@2x.png");
    }
}