one of these media queries for each additional viewport size you'd like to fix */

/* iPhone 4, 4S, 5, 5S, 5C, and 5SE */
@media only screen and (min-device-width: 320px) and (max-device-width: 374px) {
    u ~ div .email-container {
        min-width: 320px !important;
    }
}
/* iPhone 6, 6S, 7, 8, and X */
@media only screen and (min-device-width: 375px) and (max-device-width: 413px) {
    u ~ div .email-container {
        min-width: 375px !important;
    }
}
/* iPhone 6+, 7+, and 8+ */
@media only scre