#loading-div-background, #alert-message-background {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    background: #F4F4F4;
    width: 100%;
    height: 100%;
    z-index: 999999999999999;
}

#loading-div {
    background-color: #F4F4F4;
}

#loading-div, #alert-message {
    width: 300px;
    height: 200px;
    background-color: #F4F4F4;
    text-align: center;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -150px;
    margin-top: -100px;
    z-index: 9999999999999999;
}

#alert-message {
    opacity: 1;
    background-color: #B2ADAD;
}

#alert-content {
    color: black;
    position: relative;
    margin-top: 70px;
}