微信小程序--红色星球

效果展示

Demo代码

wxml

<view class="circle"></view>

wxss

page{
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #251f44;
}
.circle {
  width: 50px;
  height: 50px;
  border-radius: 100%;
  background: #e04747;
  position: relative;
  cursor: pointer;
}
.circle::before {
  content: "";
  position: absolute;
  border-radius: 100%;
  top: 50%;
  left: 50%;
  transform: translate3d(-50%, -50%, 0) rotate(15deg);
  height: 15px;
  width: 75px;
  border: 3px solid white;
  border-top: 0;
}