<template> <view style="flex-grow: 1;"> <view> <text>border-top: 10rpx dashed blue</text> <view class="common" style="border-top: 10rpx dashed blue;"></view> </view> </view> </template> <script> </script> <style> .common { width: 500rpx; height: 500rpx; background-color: gray; } </style>