/*登陆效果*/
.snow-canvas {
    display: block;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    position: fixed;
    pointer-events: none;
    z-index: 1000000;
}

/*bgm按钮*/


.audioIcon {
    z-index: 999;
    position: fixed;
    left: 4.5%;
    top: 8px;
    width: 20px;
    animation: audioIcon 1.5s infinite alternate;
    -webkit-animation: audioIcon 1.5s infinite alternate;
    cursor: pointer;
}

@keyframes audioIcon {
    from {
        transform: rotate(-30deg);
    }
    to {
        transform: rotate(30deg);
    }
}

@-webkit-keyframes audioIcon {
    from {
        -webkit-transform: rotate(-30deg);
    }
    to {
        -webkit-transform: rotate(30deg);
    }
}