About the effect of HTML5 and CSS3 clock implementation

Use HTML5 and CSS to achieve the pendulum effect, which is often encountered in projects. Today, I will share the implementation code of a simple clock effect based on HTML5 CSS3 to the Script Home platform. Friends who need it can refer to it

Purpose:

Use html5 and css to achieve the pendulum effect

Knowledge points:

1) Use position/left/top and calc() to achieve horizontal and vertical centering of elements;

2) Use CSS3 animation/transform/transform-origin properties to define animations;

3) Use transform-origin to adjust the center of the rotation origin

Without further ado, let’s look at the code directly. The specific code is as follows:

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