.load_img-payment {
    height: auto;

    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 99999;
    text-align: center;
    background: rgba(199, 187, 187, 0.50);
    display: none;
}
.load_img-payment  .img-responsive {
    display: inline-block;
    max-width: 100%;
    height: auto;
    width: 80px;
    position:relative;
    top: 50%;
    transform: translateY(-50%);
}