.audio_controls{
    display: none;
}

.button_play {
    color:#060;
    cursor: default;
    margin: 0 0.3em;
}

.button_stop {
    color:#600;
    cursor: default;
    margin: 0 0.3em;
}

.button_pause {
    color:#333;
    cursor: default;
     margin: 0 0.3em;
}