自定义样式

let myStyle = {
	'https://www.baidu.com/': {
		color: '#001483',
		backgroundColor: '#FFF',
		icon: 'https://www.baidu.com/favicon.ico'
	},
	'https://blog.csdn.net/jx520': {
		backgroundColor: '#fc5531',
		icon: 'https://g.csdnimg.cn/static/logo/favicon32.ico'
	},
	'https://gitee.com/jerryjin0630/': {
		backgroundColor: '#fe7300',
		icon: 'https://cn-assets.gitee.com/assets/favicon-9007bd527d8a7851c8330e783151df58.ico'
	},
	'https://www.bilibili.com/': {
		color: '#03A9F4',
		backgroundColor: '#f0fbff',
		icon: 'https://www.bilibili.com/favicon.ico'
	},
	'https://www.douyin.com/': {
		backgroundColor: '#161823',
		icon: 'https://lf1-cdn-tos.bytegoofy.com/goofy/ies/douyin_web/public/favicon.ico'
	},
	'https://www.toutiao.com/': {
		backgroundColor: '#f04142',
		icon: 'https://sf3-cdn-tos.douyinstatic.com/obj/eden-cn/uhbfnupkbps/toutiao_favicon.ico'
	},
	'https://www.bejson.com/jsonviewernew/': {
		backgroundColor: '#a3c7f7',
		icon: 'https://www.bejson.com/favicon.ico'
	},
	'https://chat.tiangong.cn/': {
		backgroundColor: '#2182f3',
		icon: 'https://chatglm.cn/img/icons/favicon-32x32.png'
	},
	'https://kimi.moonshot.cn/': {
		backgroundColor: '#9b9b9b',
		icon: 'https://kimi.moonshot.cn/favicon.ico'
	},
	'https://xinghuo.xfyun.cn/desk': {
		backgroundColor: '#6b89ff',
		icon: 'https://xinghuo.xfyun.cn/spark-icon.ico'
	},
	'https://tongyi.aliyun.com/': {
		backgroundColor: '#7b6cf2',
		icon: 'https://acd-assets.alicdn.com/acd_work/tongyi/favicon.ico'
	},
	'https://chatglm.cn/main/detail': {
		backgroundColor: '#2454ff',
		icon: 'https://chatglm.cn/img/icons/android-chrome-192x192.png'
	},
};

[...document.querySelectorAll("#page-mosts ul > li")]
.map(li => {
    return {
        link : li.querySelector('.link'),
        bg: li.querySelector('.defaultlogo')
    }
})
.filter(obj => obj.link)
.forEach(obj => {
    let link = obj.link.href;
    obj.bg.className = 'defaultlogo';
	let { color, backgroundColor, icon } = myStyle[link];

	if(color) obj.bg.style.color = color; // 文字颜色
	if(backgroundColor) obj.bg.style.backgroundColor = backgroundColor; // 背景色
	if(icon) obj.bg.style.backgroundImage = `url(${icon})`; // 图标
});