.controls {
    /*padding: 30px 0 15px;
    text-align: center;*/
}

.controls .btn {
    margin-bottom: 15px;
}

@media screen and (min-width: 990px) {
    .controls .mark-controls {
        display: inline;
    }
}

.lead {
    text-align: center;
    padding: 20px;
}

#waveform {
    position: relative;
}

#progress-bar {
    position: absolute;
    z-index: 10;
    top: 50%;
    margin-top: -10px;
    left: 5%;
    width: 90%;
}

#drop {
    border: 3px dashed #ddd;
    padding: 30px;
}

#drop.wavesurfer-dragover {
    border-color: #333;
}