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Here you can Sed posuere consectetur est at lobortis. Donec ullamcorper nulla non metus auctor fringilla. Maecenas sed diam eget risus varius blandit sit amet non magna. Donec id elit non mi porta gravida at eget metus. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.

            
              <div class="spinner">
	<div class="right-side">
		<div class="bar"></div>
	</div>
	<div class="left-side">
		<div class="bar"></div>
	</div>
</div>
            
          
!
            
              $ease-in-out: cubic-bezier(0.645, 0.000, 0.355, 1.000)

*
  box-sizing: border-box

body
  background: #222
  overflow: hidden
  
.spinner
  width: 100px
  height: 100px
  position: absolute
  top: 0
  left: 0
  right: 0
  bottom: 0
  margin: auto
  -webkit-animation: rotate-all 1s linear infinite
  
.right-side,
.left-side
  width: 50%
  height: 100%
  position: absolute
  top: 0
  overflow: hidden

.left-side
  left: 0

.right-side
  right: 0

.bar
  width: 100%
  height: 100%
  border-radius: 200px 0 0 200px
  border: 10px solid #666
  position: relative
  &:after
    content: ""
    width: 10px
    height: 10px
    display: block
    background: #666
    position: absolute
    border-radius: 10px
  .right-side &
    border-radius: 0 200px 200px 0    
    border-left: none
    transform: rotate(-10deg)
    transform-origin: left center
    &:after
      bottom: -10px
      left: -5px
    animation: rotate-right .75s linear infinite alternate
  .left-side &
    border-right: none
    transform: rotate(10deg)
    transform-origin: right center
    animation: rotate-left .75s linear infinite alternate
    &:after
      bottom: -10px
      right: -5px  
      
@keyframes rotate-left 
  to
    transform: rotate(30deg)
  from
    transform: rotate(175deg)
      
@keyframes rotate-right 
  from
    transform: rotate(-175deg)
  to
    transform: rotate(-30deg)
  
@keyframes rotate-all 
  from
    transform: rotate(0deg)
  to
    transform: rotate(-360deg)  
            
          
!
            
              /* Nothing here :) */
            
          
!
999px
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