[{"createTime":1735734952000,"id":1,"img":"hwy_ms_500_252.jpeg","link":"https://activity.huaweicloud.com/cps.html?fromacct=261f35b6-af54-4511-a2ca-910fa15905d1&utm_source=V1g3MDY4NTY=&utm_medium=cps&utm_campaign=201905","name":"华为云秒杀","status":9,"txt":"华为云38元秒杀","type":1,"updateTime":1735747411000,"userId":3},{"createTime":1736173885000,"id":2,"img":"txy_480_300.png","link":"https://cloud.tencent.com/act/cps/redirect?redirect=1077&cps_key=edb15096bfff75effaaa8c8bb66138bd&from=console","name":"腾讯云秒杀","status":9,"txt":"腾讯云限量秒杀","type":1,"updateTime":1736173885000,"userId":3},{"createTime":1736177492000,"id":3,"img":"aly_251_140.png","link":"https://www.aliyun.com/minisite/goods?userCode=pwp8kmv3","memo":"","name":"阿里云","status":9,"txt":"阿里云2折起","type":1,"updateTime":1736177492000,"userId":3},{"createTime":1735660800000,"id":4,"img":"vultr_560_300.png","link":"https://www.vultr.com/?ref=9603742-8H","name":"Vultr","status":9,"txt":"Vultr送$100","type":1,"updateTime":1735660800000,"userId":3},{"createTime":1735660800000,"id":5,"img":"jdy_663_320.jpg","link":"https://3.cn/2ay1-e5t","name":"京东云","status":9,"txt":"京东云特惠专区","type":1,"updateTime":1735660800000,"userId":3},{"createTime":1735660800000,"id":6,"img":"new_ads.png","link":"https://www.iodraw.com/ads","name":"发布广告","status":9,"txt":"发布广告","type":1,"updateTime":1735660800000,"userId":3},{"createTime":1735660800000,"id":7,"img":"yun_910_50.png","link":"https://activity.huaweicloud.com/discount_area_v5/index.html?fromacct=261f35b6-af54-4511-a2ca-910fa15905d1&utm_source=aXhpYW95YW5nOA===&utm_medium=cps&utm_campaign=201905","name":"底部","status":9,"txt":"高性能云服务器2折起","type":2,"updateTime":1735660800000,"userId":3}]
今天随手打开手机或者是打开网站,会发现百度、淘宝、CSDN、今日头条等等都变成了灰色。
网站都变成了这样的灰色的,无论是按钮、图片、或者亦或者是flash动画,都成了灰色的。这个时候,我们会特别好奇,这是怎么做到的呢?
可能有人会认为,这是提前做好的一套网站css样式,然后在今天直接替换的,可是这样做的话成本实在是太高了,尤其像网站中的一些flash动画,那岂不是还要做一个黑白版本的?这样就太不现实了。
其实啊,大家不要想的太复杂了,想把一个网站变成灰色的,只需要几行代码就可以解决的。那么下面我们一起来看下,具体的实现方法吧。
功能实现
那我们就选择淘宝网的官网,然后打开浏览器的开发者工具,审查一下页面的源代码,选择源代码中的<html>标签,右边的样式中的样式:
html { -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%);
-ms-filter: grayscale(100%); -o-filter: grayscale(100%); filter:
grayscale(100%); filter: gray; filter:
progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); }
如果我们把这个样式给取消了,会发现网站的颜色就还原回来了。
代码审查效果截图
这种实现方式呢,相对而言兼容性会好一些,主要能兼容各种不同类型的浏览器。
至此,我们就知道了,想让一个网站编程灰色,其实只用设置一个全局样式就可以搞定的。