Several lines of css3 code to achieve superb loading animation, and several lines of css3 code to be superb

Several lines of css3 code to achieve superb loading animation, and several lines of css3 code to be superb

I have previously shared with you the loading animation implemented by css3. Today, we bring you a special animation loading effect with just a few lines of code. Let's take a look:

 

Download Online Preview source code

 

Implementation Code:

Simple html code:

<div>        <i></i></div>

Css3 code:

body {  background: black;  display: -webkit-box;  display: -webkit-flex;  display: -ms-flexbox;  display: flex;  height: 100vh;}@-webkit-keyframes rotation {  0% {    -webkit-transform: rotate(0deg);    transform: rotate(0deg);  }  100% {    -webkit-transform: rotate(360deg);    transform: rotate(360deg);  }}@keyframes rotation {  0% {    -webkit-transform: rotate(0deg);    transform: rotate(0deg);  }  100% {    -webkit-transform: rotate(360deg);    transform: rotate(360deg);  }}div {  width: 200px;  height: 200px;  border-radius: 50%;  border: 1px solid rgba(0, 120, 255, 0.5);  -webkit-box-shadow: 0px 0px 20px rgba(0, 120, 255, 0.5), inset 0px 0px 20px rgba(0, 120, 255, 0.5);  box-shadow: 0px 0px 20px rgba(0, 120, 255, 0.5), inset 0px 0px 20px rgba(0, 120, 255, 0.5);  margin: auto;  position: relative;}div i {  content: "";  display: block;  width: 0;  height: 15px;  position: absolute;  top: -webkit-calc(50% - 5px);  top: calc(50% - 5px);  left: 2px;  -webkit-box-shadow: 0px 0px 50px 10px #0078ff;  box-shadow: 0px 0px 50px 10px #0078ff;  -webkit-transform-origin: 100px 0;  -ms-transform-origin: 100px 0;  transform-origin: 100px 0;  -webkit-animation: rotation linear 2s infinite;  animation: rotation linear 2s infinite;}

Address: http://www.w2bc.com/Article/6293

How does css3 + html load the display animation instead of clicking a button to achieve the effect?

When loading the page, a js script is automatically loaded and the button is clicked.
 
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