.bg_model
    {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    position: fixed;
    top: 0; 
    justify-content: center;
    align-items: center;  
    z-index: 9999;
    }
.model_content
    { 
     position: absolute;    
     width: 600px;
     height: 400px; 
     text-align: center;
     border-radius: 6px;
     margin-top:5%;
     margin-left:30%;
    }
    
    .close
    {
    position: absolute;
    top: 5px;
    right: 22px;
    font-size: 52px;
    }