#loading {
    position: fixed;
    height: 100%;
    width: 100%;
    overflow: hidden;
    top: 0;
    left: 0;
    display: none;
    z-index: 11000;
}

#loadingBg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 11001;
    background: #555;
    opacity: 0.85;
}

#loadingContent {
    position: absolute;
    color: #fff;
    font-weight: bold;
    font-size: 20px;
    z-index: 11002;
    text-align: center;
    vertical-align: central;
    
}
#loadingContent img {
    margin-right:  10px;
}