今年4月4日 ，技术我国为了纪念抗疫英雄哀悼遇难同胞
，分享极光科技官网很多网站全站改成灰色调
。网站无光夜视辅助预警

安鹿发现大家都是页面白夜极光国际版官网通过在网站底部增补CSS代码，利用 grayscale 滤镜及各校验器前缀（如 -webkit-filter ），变灰归龙潮陪伴服官网入口实现全站色调转为灰色 。段c代码悼代白夜极光弗劳尔英文代码拥穿着跨校验器兼容
，让全以矩阵变换和滤镜函数确保显示效果。站变站哀

下面是灰网修改全站页面变成灰色调的代码：

<span class="tag"><style></span><span class="pln">
    html</span><span class="pun">{</span><span class="pln">
        filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">100</span><span class="pun">%);</span>
<span class="pun">-</span><span class="pln">webkit</span><span class="pun">-</span><span class="pln">filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">100</span><span class="pun">%);</span>
<span class="pun">-</span><span class="pln">moz</span><span class="pun">-</span><span class="pln">filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">100</span><span class="pun">%);</span>
<span class="pun">-</span><span class="pln">ms</span><span class="pun">-</span><span class="pln">filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">100</span><span class="pun">%);</span>
<span class="pun">-</span><span class="pln">o</span><span class="pun">-</span><span class="pln">filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">100</span><span class="pun">%);</span><span class="pln">
        filter</span><span class="pun">:</span><span class="pln"> url</span><span class="pun">(</span><span class="str">"data:image/svg+xml;utf8,#grayscale"</span><span class="pun">);</span><span class="pln"> filter</span><span class="pun">:</span><span class="pln">progid</span><span class="pun">:</span><span class="typ">DXImageTransform</span><span class="pun">.</span><span class="typ">Microsoft</span><span class="pun">.</span><span class="typ">BasicImage</span><span class="pun">(</span><span class="pln">grayscale</span><span class="pun">=</span><span class="lit">1</span><span class="pun">);</span>
<span class="pun">-</span><span class="pln">webkit</span><span class="pun">-</span><span class="pln">filter</span><span class="pun">:</span><span class="pln"> grayscale</span><span class="pun">(</span><span class="lit">1</span><span class="pun">);</span>
<span class="pun">}</span>
<span class="tag"></style></span>

将上面代码放在网站底部代码中即可，像emlog博客只需打开后台系统设置找到底部代码设置加入代码