~90z axis translation

1、 Adjust elements in z Position of the shaft , Under normal circumstances, it is to adjust the distance between elements and human eyes

2、z Axis translation It belongs to stereoscopic effect , By default, web pages do not support perspective , If you want to see the effect , You need to set the viewing distance of the web page

html{ 

perspective:800px;

}

3、 Some browsers even set the viewing distance , It's not going to happen z Axis translation

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