/* 电话前缀单独预留箭头区域，覆盖各报名页旧的百分比宽度和箭头偏移。 */
.contact-phone-prefix-container {
    box-sizing: border-box;
    flex: 0 0 112px !important;
    width: 112px !important;
    min-width: 112px;
}

.contact-phone-number-container {
    flex: 1 1 0 !important;
    width: auto !important;
    min-width: 0;
}

@media (max-width: 768px) {
    .contact-phone-prefix-container {
        flex-basis: clamp(112px, 28vw, 160px) !important;
        width: clamp(112px, 28vw, 160px) !important;
    }
}

select.contact-phone-prefix-select {
    box-sizing: border-box;
    width: 100% !important;
    min-width: 0;
    padding-left: 8px !important;
    padding-right: 28px !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    background-image: url('../images/icon_dropdown_new.png') !important;
    background-repeat: no-repeat !important;
    background-position: right 8px center !important;
    background-size: 12px 12px !important;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}