.prl {
    z-index: 9999;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    background: #333;
    opacity: .5
}

.prl-img {
    z-index: 99999;
    position: fixed;
    top: calc(50% - 50px);
    left: calc(50% - 50px);
    box-shadow: 0 0 20px 2px #fff;
    border-radius: 50%;
    padding: 10px;
    background: #132A3A
}

    .prl-img img {
        width: 100px;
        height: 100px;
        border-radius: 50%;
    }