.book-player {
    margin: 0 0 1.5em 0;
    padding: 1em 1.25em;
    background: #f7f7f9;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.book-player audio {
    width: 100%;
}

.book-player-status {
    margin: 0 0 0.75em 0;
    font-weight: 600;
}

.chapter-play-cell {
    white-space: nowrap;
    width: 1%;
}

.chapter-play-button {
    padding: 0;
    border: 0;
    background: transparent;
    color: #337ab7;
    font-size: 14px;
    line-height: 1;
    box-shadow: none;
}

.chapter-play-button:hover,
.chapter-play-button:focus {
    background: transparent;
    color: #23527c;
    box-shadow: none;
    text-decoration: none;
}

.chapter-playing {
    background-color: #eef7ee;
}