body,
html {
    padding: 0px;
    margin: 0px;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.sliderpage {
    width: 100%;
    height: 100%;
    border: 1px solid green;
    position: relative;
    box-sizing: border-box;
    opacity: 0;
    transition: all ease 0.8s;
}

.slideritem {
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    position: absolute;
    user-select: none;
    opacity: 0;
    z-index: 2;
}

.slideritem.active {
    opacity: 3;
    z-index: 3;
}

/**进度条**/
#preloader_1 {
    position: fixed;
    width: 50px;
    height: 0px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -55%);
}

#preloader_1 span {
    display: block;
    bottom: 0px;
    width: 9px;
    height: 5px;
    background: #9b59b6;
    position: absolute;
    animation: preloader_1 1.5s infinite ease-in-out;
}

#preloader_1 span:nth-child(2) {
    left: 11px;
    animation-delay: .2s;
}

#preloader_1 span:nth-child(3) {
    left: 22px;
    animation-delay: .4s;
}

#preloader_1 span:nth-child(4) {
    left: 33px;
    animation-delay: .6s;
}

#preloader_1 span:nth-child(5) {
    left: 44px;
    animation-delay: .8s;
}

@keyframes preloader_1 {
    0% {
        height: 5px;
        transform: translateY(0px);
        background: #9b59b6;
    }

    25% {
        height: 30px;
        transform: translateY(15px);
        background: #3498db;
    }

    50% {
        height: 5px;
        transform: translateY(0px);
        background: #9b59b6;
    }

    100% {
        height: 5px;
        transform: translateY(0px);
        background: #9b59b6;
    }
}

@keyframes audioRun {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}
@keyframes arrowRun{
    from{
  bottom: -40px;
    }
    to{
bottom: 10px;
    }
}

/**背景音乐**/
.slideraudio {
    width: 30px;
    height: 30px;
    border: 1px solid white;
    border-radius: 50%;
    position: fixed;
    top: 2%;
    right: 5%;
    background-color: rgba(255, 255, 255, 0.2);
    box-shadow: inset 0px 0px 3px white;
}

.slideraudio.active {
    animation: audioRun 3s linear infinite backwards;
}

.slideraudio .audio {
    background-image: url(data:image/png;base64,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);
    background-size: contain;
    width: 60%;
    height: 60%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -48%);
}

.sliderarrow {
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    background-size: contain;
    border: 0px solid white;
    width: 30px;
    height: 30px;
    position: fixed;
    bottom: 0px;
    left: 50%;
    transform: translateX(-50%);
    animation: arrowRun 2s ease-in-out 1s infinite;
}