css制作收缩圆环旋转效果实例代码效果如下所⽰：svg实例
收缩旋转圆环
css代码：
<style>
body {
background: #372940;
}
.demo {
position: relative;
margin: 120px auto;
width: 150px;
}
.loader {
position: absolute;
opacity: .7;
}
.loader circle {
-webkit-animation: draw 4s infinite ease-in-out;
animation: draw 4s infinite ease-in-out;
-webkit-transform-origin: center;
transform-origin: center;
-webkit-transform: rotate(-90deg);
transform: rotate(-90deg);
}
.loader-2 circle,
.
loader-6 circle {
-webkit-animation-delay: 1s;
animation-delay: 1s;
}
.loader-7 circle {
-webkit-animation-delay: 2s;
animation-delay: 2s;
}
.loader-4 circle,
.loader-8 circle {
-webkit-animation-delay: 3s;
animation-delay: 3s;
}
.loader-3 {
left: -150px;
-webkit-transform: rotateY(180deg);
transform: rotateY(180deg);
}
.loader-6,
.loader-7,
.loader-8 {
left: -150px;
-
webkit-transform: rotateX(180deg) rotateY(180deg);
transform: rotateX(180deg) rotateY(180deg);
}
.loader-5 circle {
opacity: .2;
}
@-webkit-keyframes draw {
50% {
stroke-dashoffset: 0;
-webkit-transform: scale(0.5);
transform: scale(0.5);
}
}
@keyframes draw {
50% {
stroke-dashoffset: 0;
-webkit-transform: scale(0.5);
transform: scale(0.5);
}
}
</style>
代码：
<div class="demo">
<svg class="loader">
<filter id="blur">
<fegaussianblur in="SourceGraphic" stddeviation="2"></fegaussianblur>
</filter>
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#F4F519" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
<svg class="loader loader-2">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#DE2FFF" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
<svg class="loader loader-3">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#FF5932" stroke-width="6" stroke-linecap="ro
und" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
<svg class="loader loader-4">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#E97E42" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
<svg class="loader loader-5">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="white" stroke-width="6" stroke-linecap="round" filter="url(#blur)"></circle>
</svg>
<svg class="loader loader-6">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#00DCA3" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
<svg class="loader loader-7">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="purple" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>
</svg>
<svg class="loader loader-8">
<circle cx="75" cy="75" r="60" fill="transparent" stroke="#AAEA33" stroke-width="6" stroke-linecap="round" stroke-dasharray="385" stroke-dashoffset="385" filter="url(#blur)"></circle>  </svg>
</div>
总结
以上所述是⼩编给⼤家介绍的css制作收缩圆环旋转效果实例代码，希望对⼤家有所帮助，如果⼤家有任何疑问请给我留⾔，⼩编会及时回复⼤家的。在
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