<scroll-view scroll-y style="height: 100%;">
<view class="green" style="width: 100%; height: 200px; background: green;"></view>
<view class="red" style="width: 100%; height: 200px; background: red;"></view>
<view class="yellow" style="width: 100%; height: 200px; background: yellow;"></view>
<view class="blue" style="width: 100%; height: 200px; background: blue;"></view>
</scroll-view>
