.model_wrap{
    width: 100%;
    height: 100vh;
    background-color: #000;
    opacity: 0.5;
    position: fixed;
    top: 0;
    display:none;
}
.model-bg{
    width: 560px;
    height: 500px;
    position: absolute;
    top: calc(50% - 322px);
    left: 71%;
    margin-left: -600px;
    /*background-color: #fff;*/
    z-index:999 ;
}
.unchoose{
    display: none;
}
.model-bg .content{
    color:#fff;
    font-size:20px;
}
.btn{
    background-color: coral;
    font-size:16px;
    color:#fff;
    padding: 10px 20px;
    border-radius: 6px;
}