如何使用CSS创建3段甜甜圈/环？

<div class="donut">
  <div class="donut-inner"></div>
  <div class="donut-middle"></div>
  <div class="donut-outer"></div>
</div>

.donut {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  position: relative;
}

.donut-inner {
  background-color: #f8c471;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.donut-middle {
  background-color: #f39c12;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.donut-outer {
  background-color: #d35400;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}