.fbz_gif{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000000000001;
    background: #000;
    opacity: .5;
}
.fbz_gif img{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
}
.fbz_gif p{
    position: absolute;
    top: 55%;
    left: 50%;
    text-align: center;
    font-size: 20px;
    color: #fff;
    transform: translate(-40%, 100%);
}