MD_YOSwechat/components/Yl_FloatingButton/index.wxml

<view class="float-box" style="top: {{top}}; left: {{left}};" catchtouchmove="viewTouchMove">
  <slot wx:if="{{useSlot}}" />
  <image wx:else style="width: 160rpx; height: 160rpx; transform: translate(-50%,-50%);" src='../../static/image/add.png' data-title="新建线索" />
</view>