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                .loader Charging...


  box-sizing border-box

  --bg hsl(0, 10%, 10%)

  min-height 100vh
  background var(--bg)
  display grid
  place-items center

@property --a
  initial-value 0deg
  inherits false
  syntax '<angle>'
@property --h
  initial-value 0
  inherits false
  syntax '<number>'

  padding 2rem 4rem
  font-family monospace
  font-weight bold
  color hsl(0, 0%, 100%)
  border-style solid
  border-width 1vmin
  font-size 2rem
  --charge 'hsl(%s, 80%, 50%)' % var(--h, 0)
  border-image conic-gradient(var(--charge) var(--a), transparent calc(var(--a) + 0.5deg)) 30
  animation load 2s infinite ease-in-out

@keyframes load
  0%, 10%
    --a 0deg
    --h 0
    --a 360deg
    --h 100