.confluence-loading-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 3000;
    width: 100px;
    height: 100px;
    margin-left: -50px;
    margin-top: -50px;
}

.confluence-page-loading-errors {
    position: fixed;
    max-width: 500px;
    width: 500px;
    top: 20px;
    left: 50%;
    margin-left: -250px;
}