.qs-quiz-audio {
    position: relative;
    width: 480px;
    max-width: 100%;
    height: 40px;
    display: flex;
    align-items: center;
    background: rgba(0, 206, 170, 0.05);
    border-radius: 28px;
    margin: 8px 0;
}

.qs-quiz-audio-play-btn, .qs-quiz-audio-pause-btn {
    margin: 0 8px;
    width: 24px;
    height: 24px;
    background: no-repeat center/cover;
    cursor: pointer;
}

.qs-quiz-audio-play-btn {
    background-image: url("/local-res-s3/qingshuxuetang.com/v10_7/icon/play.png");
}

.qs-quiz-audio-pause-btn {
    background-image: url("/local-res-s3/qingshuxuetang.com/v10_7/icon/pause.png");
}

.qs-quiz-audio-bar {
    flex: 1;
    height: 3px;
    background: rgba(0, 206, 170, 0.13);
    border-radius: 1px;
    cursor: pointer;
}

.qs-quiz-audio-process {
    position: relative;
    width: 0;
    height: 100%;
    max-width: 100%;
    background: #00CEAA;
    border-radius: 1px;
    cursor: pointer;
}
.qs-quiz-audio-process:after {
    content: " ";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    position: absolute;
    background: #FFFFFF;
    border-color: #FFFFFF;
    border-style: solid;
    bottom: -3px;
    right: -4px;
}

.qs-quiz-audio-timer {
    font-size: 16px;
    font-weight: 500;
    color: #9AA1AB;
    line-height: 22px;
    margin: 0 16px 0 5px;
}

.qs-quiz-audio-timer:empty {
    width: 20px;
    height: 20px;
    background-color: #00CEAA;
    border-radius: 100%;
    -webkit-animation: sk-scaleout 1.0s infinite ease-in-out;
    animation: sk-scaleout 1.0s infinite ease-in-out;
}

@-webkit-keyframes sk-scaleout {
    0% {
        -webkit-transform: scale(0)
    }
    100% {
        -webkit-transform: scale(1.0);
        opacity: 0;
    }
}
@keyframes sk-scaleout {
    0% {
        -webkit-transform: scale(0);
        transform: scale(0);
    }
    100% {
        -webkit-transform: scale(1.0);
        transform: scale(1.0);
        opacity: 0;
    }
}