#page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255,255,255,0.8);
    z-index: 99999;
}

#loader-logo {
    width: 300px;
    height: 300px;
    position: absolute;
    left: 43%; 
    top: 30%;
    background-image: url(../images/pulse-loader.gif);
    z-index: 9999;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    margin: -10px 0 0 -36px;
}

.hide-preloader {
    display: none;
}