批改状态:合格
老师批语:做笔记整理博客的话, 不用选择作业提交, 若是提交作业, 一个作业只需要一篇博客就可以了
媒体查询的宽度顺序:
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>媒体查询</title></head><body><button class="btn small">按钮1</button><button class="btn middle">按钮2</button><button class="btn large">按钮3</button><style>/* REMroot === html */html{/* 1rem = 10px; */font-size: 10px;}.btn{background:green;color: white;border: none;outline: none;}.btn:hover{cursor: pointer;opacity: 0.8;transition: 0.3;}.btn.small{font-size: 1.2rem;}.btn.middle{font-size: 1.6rem;}.btn.large{font-size: 1.8rem;}/* 媒体查询 *//* 1rem = 10px; , 1rem = 12px *//* < 375px, 1rem = 12px; *//* 屏幕小于(最大)375px */@media (max-with){html{font-size: 12px;}}@media (min-width:375px) and (max-width:414px){html{font-size: 14px;}}@media (min-with:415px){html{font-size: 16px;}}/* 媒体查询的宽度顺序:1. 移动端:从小往大小2. PC端:反过来,从大向小写*/</style></body></html>
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