.overlay {
        width:100%;
        height:100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index:9999;
            top: 0%;
            left: 0;
            display:none;
    }

.overlay  img{width: 60px;}  

        .overlay .overlay_bg {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color:white;
                        text-align: center;
            padding: 5%;
                        width: 90%;
            max-width: 400px;
                        border-radius: 5px;
        }
                .overlay .overlay_bg div{
                     padding-top:10px;
                        padding-bottom:10px;
            }
        .link-baobao {
                position: absolute;
                width: 23%;
                bottom: 49%;
                z-index: 2;
                height: 43px;
                left: 39%;
        }

        .link-daudau {
                position: absolute;
                width: 23%;
                bottom: 39.9%;
                z-index: 2;
                height: 43px;
                left: 39%;
        }

        @media (max-width: 767px) {
                .link-baobao {
                        bottom: 53%;
                        height: 30px;
                }
                .link-daudau {
                        height: 23px;
                }
        }
