css实现弧形圆角

css实现弧形圆角，一般用作个人中心的背景或banner广告图的背景

<view class="user-balance user-boxShadow">
	<view class="body">内容内容</view>
</view>

.user-boxShadow {
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
}

.user-balance {
  position: relative;
  z-index: 10;
  margin: 10px;
  width: 95%;
  border-radius: $uni-border-radius-l $uni-border-radius-l 50% 50%/10%;
  overflow: hidden;
}