批改状态:合格
老师批语:总得来说写的不错,可以充实点内容!

<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>背景</title><style>.box {width: 300px;height: 300px;/* border: 2px solid #000; *//* 圆角效果 */border-radius: 150px;background-color: darkgreen;/* padding: 20px; *//* 背景裁切 */background-clip: border-box;background-clip: content-box;/* 渐变 */background: linear-gradient(red, yellow);background: linear-gradient(45deg, red, yellow);background: linear-gradient(to right, red, yellow);background: linear-gradient(to left,rgba(255, 0, 0, 0.5),white,yellow,white,yellow);/* 内容区渐变 *//* background-clip: content-box; *//* 背景图片 */background-image: url(girl.jpg);background-repeat: no-repeat;/* background-repeat: repeat-y; *//* background-attachment: fixed; *//* 背景定位,位置 *//* background-position: 50px 0; *//* 关键字前后都没影响 *//* background-position: right center; *//* background-position: center right; *//* 写一个时,第二个默认是中间center *//* background-position: left; *//* background-position: 50% 20%; *//* 50%就是居中 *//* background-position: 50%; *//* 背景尺寸 */background-size: contain;/* 拉伸图片 */background-size: cover;/* 复盖 */background: violet;background: url("girl.jpg") no-repeat center;/* background-clip: content-box; *//* 盒子阴影 */top: 20px;left: 30px;/* 控制盒子阴影大小,颜色 *//* box-shadow: 5px 10px 6px #888; */}.box:hover {/* 鼠标移入外发光效果 */box-shadow: 0 0 8px #888;cursor: pointer;}</style></head><body><div class="box"></div></body></html>

<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><title>背景实战:精灵图/雪碧图</title><style>.box1 {width: 500px;height: 400px;border: 1px solid #000;background-image: url("1.png");background-repeat: no-repeat;background-position: 50px 20px;}.box2 {width: 110px;height: 110px;background-image: url("1.png");background-repeat: no-repeat;background-position: -220px -110px;}.box3 {width: 110px;height: 110px;background-image: url("1.png");background-repeat: no-repeat;background-position: 0px -220px;}</style></head><body><div class="box1"></div><div class="box2"></div><div class="box3"></div></body></html>

<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8" /><meta name="viewport" content="width=device-width, initial-scale=1.0" /><!-- 引入字体图标的类样式 --><link rel="stylesheet" href="font/iconfont.css" /><title>阿里图标1</title><style>.hot {font-size: 60px;color: coral;}.cart {font-size: 60px;color: darkgray;}</style></head><body><div><span class="iconfont icon-rexiaochanpin hot"></span><span class="iconfont icon-gouwuchekong cart"></span></div></body></html>
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