<view class="cook-class flex-rs green-bg" style="top:{{topHeight==0 ? '0px' : topHeight+'px'}}">
    <block wx:for="{{typelist}}">
        <view class="cook-single-class font28r box-cover font-siny {{item.isactive==true ? 'bg_white green-font' : 'white-font'}} font-more" data-id="{{item.id}}" bindtap="selectclass">{{item.class_name}}</view>
    </block>
</view>