@keyframes opacityMotion{to{opacity:1}}.floating_a{animation:opacityMotion .5s forwards;background:#171616 url(/hubfs/common/icon/icon_top.svg) no-repeat 50%/auto;border-radius:50%;bottom:80px;display:none;font-size:0;height:60px;opacity:0;position:fixed;right:80px;transition:opacity 1s;width:60px;z-index:900}.floating_a.active{display:block}.mode_dark .floating_a{background:#353439 url(/hubfs/common/icon/icon_top.svg) no-repeat 50%/auto}