#state_popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255,255,255,0.8);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
#state_popup .state_popup_content {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 400px;
    height: 200px;
    margin-left: -200px;
    margin-top: -100px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    padding: 20px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    color: #000
}
#state_popup .state_popup_content .state_popup_close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 20px;
    height: 20px;
    cursor: pointer
}
#state_popup .state_popup_content .state_popup_close:before, #state_popup .state_popup_content .state_popup_close:after {
    position: absolute;
    left: 15px;
    content: ' ';
    height: 20px;
    width: 2px;
    background-color: #333
}
#state_popup .state_popup_content .state_popup_close:before {
    transform: rotate(45deg)
}
#state_popup .state_popup_content .state_popup_close:after {
    transform: rotate(-45deg)
}