pt-submit-progress{
    position:fixed;
    top:50%;
    left:50%;
    z-index:1;
    height:6em;
    width:20em;
    margin-left:-10em;
    padding-top:2.5em;
    padding-left:2.1em;
    background-color:black;
    color:white;
    border-radius:0.4em;
    -moz-border-radius:0.4em;
    -webkit-border-radius:0.4em;
    box-shadow:0.4em 0.4em rgba(0,0,0,0.6);
    -moz-box-shadow:0.4em 0.4em rgba(0,0,0,0.6);
    -webkit-box-shadow:0.4em 0.4em rgba(0,0,0,0.6);
}