The H5 page has set the font thickness style, but the wechat access style in Huawei mobile phone doesn't take effect?

problem

Font style set font-weight: bold;, But it didn't work

span {
    
	font-weight: bold;
}

reason

The reason for this problem is that I set fonts in Huawei mobile phones ：

Choose default , Then go to wechat and open the page , In order for the default font to take effect , My operation is to find the care mode of wechat , Turn it on and then off , Open the page again .

Finally, the style is normal ：