如何利用css3做一个盖章图标

如何利用css3做一个盖章图标，下面编程教程网小编给大家详细介绍一下实现代码！

css3代码：

html,body {
  width:100vw;
  height:100vh;
  margin:0;
  padding:0;
}
.circle {
  display:flex;
  align-items:center;
  justify-content:center;
  position:absolute;
  right:30px;
  top:30px;
  width:50px;
  height:50px;
  font-size:12px;
  color:gray;
  border-radius:50%;
  border:2px solid rgba(0,0,0,0.2);
  transform:scale(1) rotateZ(-35deg);
  transition:all;
  animation:rollingover 0.6s ease-in;
}
@keyframes rollingover {
  0% {
    opacity:0.1;
    transform:scale(1) rotateZ(-35deg) rotateY(0deg);
  }
  50% {
    opacity:0.5;
    transform:scale(1.5) rotateZ(-35deg) rotateY(180deg);
  }
  100% {
    opacity:1;
    transform:scale(1) rotateZ(-35deg) rotateY(0deg);
  }
}
.circle::after {
  content:"";
  display:block;
  position:absolute;
  width:40px;
  height:40px;
  border-radius:50%;
  border:2px dotted rgba(0,0,0,0.2);
}

新建一个div.circle