.popup_import{
    border: 1px solid black;
    width: 550px;
    height: auto;
    background: white;
    border-radius: 3px;
    margin: 0 auto;
    padding: 5px;

}

.format{
    color: red;
}

#userTable{
    border-collapse: collapse;
    margin: 0 auto;
    margin-top: 15px;
    width: 550px;
}

#but_import{
    margin-left: 10px;
}