html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

html {
    font-size: 10vw;
}

body {
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Helvetica, Segoe UI, Arial, Roboto, 'PingFang SC',
        'miui', 'Hiragino Sans GB', 'Microsoft Yahei', sans-serif;
    text-size-adjust: 100% !important;
}
.toggle-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.toggle-loading .cont {
    width: 2.66667rem;
    height: 2.66667rem;
    position: relative;
}

.toggle-loading .cont img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
}