bootstrap使用前注意点和盒子模型时间:2023-03-10 04:33:02 bootstrap注意事项: https://getbootstrap.com/docs/4.0/getting-started/introduction/#quick-start 盒子模型: https://css-tricks.com/box-sizing/ 转自https://www.cnblogs.com/ylliap/p/6119740.html 包括quirky-box和boder-box