#upload-btn.disabled {
                    background-color:gray;
                    cursor: not-allowed!important;
                } 
                .btn-xs {
                    padding: 1px 5px !important;
                    font-size: 12px !important;
                    line-height: 1.5 !important;
                    border-radius: 3px !important;
                    margin-right: 5px !important;
                }

                .progress {
                    margin-bottom: 0px !important;
                }    

                .progress-bar {
                    width: 0%;
                    height: 100%;
                    font-size: 12px;
                    line-height: 20px;
                    color: #eee;
                    text-align: center;
                    background-color: #428bca;
                    -webkit-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
                    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
                    -webkit-transition: width 0.6s ease;
                    transition: width 0.6s ease;
                }
                .progress-bar-warning {
                    background-color: orange !important;
                }
                .progress-bar-danger {
                    background-color: red !important;
                }