audio-player.css

.player
{
    border-radius: 25px;
    background: #949494;
    border: 2px solid;
    max-width: 500px;
    margin: 10px;
    padding: 10px;
}

.img-player
{
    height: 90px;
    width: auto;
}

.img-player, .rest-player
{
    display: inline-block;
}

.progress
{
    width: 300px;
}

.rest-player
{
    margin-left: 20px;
}