#progress_bar {width: 1280px; float: left;}
#progress_back {margin-top: 8px; float:right;}

#box {
    margin-top: 14px;
    margin-bottom: 10px;
    width: 1247px;
    height: 1px;
    background: #f4f4f4;
}
#perc {
    max-width: 1247px;
    height: 1px;
    background: #cfcfcf;
}