<template> <view style="flex-grow: 1;"> <view> <text>border-bottom: 5px dashed blue</text> <view class="common" style="border-bottom: 5px dashed blue;"></view> </view> </view> </template> <script> </script> <style> .common { width: 250px; height: 250px; background-color: gray; } </style>