.bubble{height:100%}.bubble>span{background:transparent;box-shadow:inset 0 0 10px #ffffff80;pointer-events:none}.bubble>span,.bubble>span:before{border-radius:50%;position:absolute}.bubble>span:before{background:radial-gradient(#fff,transparent);content:"";height:100%;transform:scale(.25) translate(-70%,-70%);width:100%}@keyframes animate{0%{opacity:1;transform:translateY(0)}99%{opacity:1}to{opacity:1;transform:translateY(-1200%)}}