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@@ -287,6 +287,10 @@ Sass 是成熟、稳定、强大的 CSS 扩展语言。入门文档可以看:<
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- **图片压缩**:<https://www.yasuotu.com/>
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- 图片转base64:<http://imgbase64.duoshitong.com/>
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- 在线PS:<https://www.photopea.com/>
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- 图片在线裁剪:<https://www.asqql.com/gifc/>
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@@ -235,9 +235,34 @@ Object.assign(this.dataObj, dataObj);
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尤其要研究一下 `vertical-align: middle;`这个属性。
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### 2019-05-30
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### 2019-06-11
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已知某背景图片的尺寸是:586 * 931。现只截图图片的上面一部分区域(586 * 810)做展示。代码实现如下:
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标签部分:
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```html
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<div class="img"> </div>
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```
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css部分:(重点是 background 属性的写法)
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```css
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.img{
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width: 586rpx;
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height: 810rpx;
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background: url('https://img11.360buyimg.com/jdphoto/s586x931_jfs/t1/27766/15/3237/102443/5c258955Ee307620e/21a744b0d2e065b3.png') 0 0/cover no-repeat;
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margin: 0 auto;
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}
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```
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`arr1.push(arr2)` 和
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