Created
          September 8, 2021 09:36 
        
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    圆环进度条动画
  
        
        
  
    
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  | <div class="container"> | |
| <div class="shadow">Hover me </div> | |
| </div> | 
  
    
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  | $color: #e91e63; | |
| body { | |
| background: #000; | |
| } | |
| .container { | |
| position: relative; | |
| overflow: hidden; | |
| width: 124px; | |
| height: 124px; | |
| // overflow: hidden; | |
| margin: 40px auto; | |
| border-radius: 50%; | |
| } | |
| .shadow { | |
| position: absolute; | |
| top: 50%; | |
| left: 50%; | |
| transform: translate(-50%, -50%); | |
| width: 120px; | |
| height: 120px; | |
| line-height: 120px; | |
| border-radius: 50%; | |
| color: #fff; | |
| font-size: 20px; | |
| cursor: pointer; | |
| box-shadow: 60px -60px 0 10px $color, -60px -60px 0 12px $color, | |
| -60px 60px 0 12px $color, 60px 60px 0 12px $color; | |
| text-align: center; | |
| &:hover { | |
| animation: border .5s ease forwards; | |
| } | |
| } | |
| @keyframes border{ | |
| 0% { | |
| box-shadow: 60px -60px 0 2px $color, -60px -60px 0 2px $color, -60px 60px 0 2px $color, 60px 60px 0 2px $color, 0 0 0 2px transparent; | |
| } | |
| 25% { | |
| box-shadow: 0 -125px 0 2px $color, -60px -60px 0 2px $color, -60px 60px 0 2px $color, 60px 60px 0 2px $color, 0 0 0 2px #fff; | |
| } | |
| 50% { | |
| box-shadow: 0 -125px 0 2px $color, -125px 0px 0 2px $color, -60px 60px 0 2px $color, 60px 60px 0 2px $color, 0 0 0 2px #fff; | |
| } | |
| 75% { | |
| box-shadow: 0 -125px 0 2px $color, -125px 0px 0 2px $color, 0px 125px 0 2px $color, 60px 60px 0 2px $color, 0 0 0 2px #fff; | |
| } | |
| 100% { | |
| box-shadow: 0 -125px 0 2px $color, -125px 0px 0 2px $color, 0px 125px 0 2px $color, 120px 40px 0 2px $color, 0 0 0 2px #fff; | |
| } | |
| } | 
  
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圆环加载动画