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HTML

CSS

CSS Base

Vendor Prefixing

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JavaScript

Babel includes JSX processing.

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Packages

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Behavior

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Editor Settings

Code Indentation

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HTML

              
                .circle
.blur
              
            
!

CSS

              
                .circle
  width 100px
  height 100px
  border-radius 50px
  background #fff
  transform: translateY(60px)
  opacity: 0
  animation updown 12s linear infinite
  
.blur
  position absolute
  top 50%
  right 0
  bottom 0
  left 0
  background rgba(black,.2)
  -webkit-backdrop-filter blur(40px)
  backdrop-filter blur(40px)
  
body
  min-height: 100vh
  display: flex
  justify-content: center
  align-items: center
  background: black
  
@keyframes updown
  45%
    transform: translateY(-60px)
    opacity: 1
  55%
    transform: translateY(-60px)
    opacity: 1
              
            
!

JS

              
                
              
            
!
999px

Console