.audio-player-preview .button-play,
.audio-player-preview .button-play-error {
    position: relative;
    vertical-align: middle;
    width: 16px;
    height: 16px;
    border-radius: 2px;
    cursor: pointer;
    background-color: #ffb000;
    text-align: center;
}
.audio-player-preview.button-play {
}
.audio-player-preview .button-play-error {
    /*background-color: blue;*/
}
.audio-player-preview .button-play-error-404 {
    background-color: #f00;
}

.post-item:hover .button-play,
.post-item:hover .button-play-error {
    background-color: #ff9701 !important;
}

.audio-player-preview .icon-play, 
.audio-player-preview .icon-pause {
    width: 10px;
    height: 10px;
    display: inline-block;
    background-repeat: no-repeat;
    background-size: contain;
    position: absolute;
    transform: translate(-50%, -50%);
}
.audio-player-preview .icon-play {
    font-weight: bold;
} /* in đậm tiêu đề */
.audio-player-preview .icon-play {
    background-image: url(../images/play-button.png);
}
.audio-player-preview .icon-pause {
    background-image: url(../images/pause-button.png);
}



.audio-player-preview .user-play-button {
    position: relative;
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 2px;
    cursor: pointer;
    background-color: #054fcb;
    margin-right: 5px;
    line-height: 16px;
}

.audio-player-preview .user-icon-play {
    background-image: url(../images/play-button-white.png);
    width: 10px;
    height: 10px;
    display: inline-block;
    background-repeat: no-repeat;
    background-size: contain;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}



/* .audio-player-preview .soundwave-icon,
.audio-player-preview .audio-play-icon,
.audio-player-preview .button-play,
.audio-player-preview .button-play-error {
        margin-right: 8px;
} */