HTML+JS实现滚动数字的时钟

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<meta><title>CSS3+JS滚动数字时钟代码-脚本之家</title><style>
body{text-align: center;background-color: #0e141b;color: rgba(224, 230, 235, 0.89);font-family: &#39;Roboto Condensed&#39;, sans-serif;font-weight: 300;overflow: hidden;}
.column,.colon{display: inline-block;vertical-align: top;font-size: 86px;line-height: 86px;}
.column{-webkit-transition: -webkit-transform 300ms;transition: -webkit-transform 300ms;transition: transform 300ms;transition: transform 300ms, -webkit-transform 300ms;}
.colon{-webkit-transition: -webkit-transform 300ms;transition: -webkit-transform 300ms;transition: transform 300ms;transition: transform 300ms, -webkit-transform 300ms;-webkit-transform: translateY(calc(50vh - 43px));transform: translateY(calc(50vh - 43px));}
.colon:after{content: &#39;:&#39;;}
.num{-webkit-transition: opacity 500ms, text-shadow 100ms;transition: opacity 500ms, text-shadow 100ms;opacity: 0.025;}
.num.visible{opacity: 1.0;text-shadow: 1px 1px 0px #336699;}
.num.close{opacity: 0.35;}
.num.far{opacity: 0.15;}
.num.distant{opacity: 0.1;}
</style><p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>

<p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>
 <p>3</p>
 <p>4</p>
 <p>5</p>
 <p>6</p>
 <p>7</p>
 <p>8</p>
 <p>9</p>

<p></p>
<p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>
 <p>3</p>
 <p>4</p>
 <p>5</p>

<p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>
 <p>3</p>
 <p>4</p>
 <p>5</p>
 <p>6</p>
 <p>7</p>
 <p>8</p>
 <p>9</p>

<p></p>
<p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>
 <p>3</p>
 <p>4</p>
 <p>5</p>

<p>
 </p><p>0</p>
 <p>1</p>
 <p>2</p>
 <p>3</p>
 <p>4</p>
 <p>5</p>
 <p>6</p>
 <p>7</p>
 <p>8</p>
 <p>9</p>

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var d = undefined,
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var use24HourClock = true;
function padClock(p, n) {
	return p + (&#39;0&#39; + n).slice(-2);
}
function getClock() {
	d = new Date();
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}
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			ele2.className = &#39;num &#39; + getClass(n, i2);
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	});
}, 200 + Math.E * 10);
</script>

<style>
body{text-align: center;background-color: #0e141b;color: rgba(224, 230, 235, 0.89);font-family: &#39;Roboto Condensed&#39;, sans-serif;font-weight: 300;overflow: hidden;}
.column,.colon{display: inline-block;vertical-align: top;font-size: 86px;line-height: 86px;}
.column{-webkit-transition: -webkit-transform 300ms;transition: -webkit-transform 300ms;transition: transform 300ms;transition: transform 300ms, -webkit-transform 300ms;}
.colon{-webkit-transition: -webkit-transform 300ms;transition: -webkit-transform 300ms;transition: transform 300ms;transition: transform 300ms, -webkit-transform 300ms;-webkit-transform: translateY(calc(50vh - 43px));transform: translateY(calc(50vh - 43px));}
.colon:after{content: &#39;:&#39;;}
.num{-webkit-transition: opacity 500ms, text-shadow 100ms;transition: opacity 500ms, text-shadow 100ms;opacity: 0.025;}
.num.visible{opacity: 1.0;text-shadow: 1px 1px 0px #336699;}
.num.close{opacity: 0.35;}
.num.far{opacity: 0.15;}
.num.distant{opacity: 0.1;}
</style>