.gender_box{
    position: absolute;
    width:58px;
    margin-top: 36px;
    background-color: #fff;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-bottom:0;
    display:none;
}
.gender_box .gender{
    height: 36px;
    line-height: 36px;
    padding-left: 4px;
    font-size: 14px;
    color: rgba(0, 0, 0, 0.65);
    border-bottom: 1px solid rgba(0, 0, 0, 0.15);
    -webkit-tap-highlight-color: transparent;
}