.loading-modal
{
    position: fixed;
    z-index: 999;
    height: 100%;
    width: 100%;
    top: 0;
    background-color: #fff;
    filter: alpha(opacity=60);
    opacity: 0.6;
    -moz-opacity: 0.8;
}
.loading-center
{
    z-index: 1000;
    margin: 240px auto;
    padding: 10px;
    width: 50px;
    /*background-color: White;*/
    border-radius: 10px;
    filter: alpha(opacity=100);
    opacity: 1;
    -moz-opacity: 1;
}

@media screen and (max-width: 900px) 
{
    .loading-center
{
    z-index: 1000;
    margin: 290px auto;
    padding: 10px;
    width: 300px;
    /*background-color: White;*/
    border-radius: 10px;
    filter: alpha(opacity=100);
    opacity: 1;
    -moz-opacity: 1;
}
}
@media screen and (max-width: 400px) 
{
    .loading-center
{
    z-index: 1000;
    margin: 290px auto;
    padding: 10px;
    width: 90px;
    /*background-color: White;*/
    border-radius: 10px;
    filter: alpha(opacity=100);
    opacity: 1;
    -moz-opacity: 1;
}
}