prefix css3漏斗Loading加載動畫

2024-09-05 12:19:11

字體：大中小

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css3漏斗型Loading加載動畫，是一個標準的網頁加載動畫，更多的用于移動開發中，界面漂亮，動畫效果流暢，手機上的瀏覽器一般都支持本效果。運行后，可看到一個類似漏斗的東西在不停的變換樣子，表明程序正在加載中。

<!DOCTYPE html><html><head><meta charset="gb2312"><title>css3漏斗Loading加載動畫</title><style>* {  margin: 0px;  padding: 0px;  border: 0px;}html, body {  min-height: 100%;}body {  background: radial-gradient(#eeeeee, #444444);}.loader {  position: absolute;  top: 0px;  bottom: 0px;  left: 0px;  right: 0px;  margin: auto;  width: 175px;  height: 100px;}.loader span {  display: block;  background: #ccc;  width: 7px;  height: 10%;  border-radius: 14px;  margin-right: 5px;  float: left;  margin-top: 25%;}.loader span:last-child {  margin-right: 0px;}.loader span:nth-child(1) {  animation: load 2.5s 1.4s infinite linear;}.loader span:nth-child(2) {  animation: load 2.5s 1.2s infinite linear;}.loader span:nth-child(3) {  animation: load 2.5s 1s infinite linear;}.loader span:nth-child(4) {  animation: load 2.5s 0.8s infinite linear;}.loader span:nth-child(5) {  animation: load 2.5s 0.6s infinite linear;}.loader span:nth-child(6) {  animation: load 2.5s 0.4s infinite linear;}.loader span:nth-child(7) {  animation: load 2.5s 0.2s infinite linear;}.loader span:nth-child(8) {  animation: load 2.5s 0s infinite linear;}.loader span:nth-child(9) {  animation: load 2.5s 0.2s infinite linear;}.loader span:nth-child(10) {  animation: load 2.5s 0.4s infinite linear;}.loader span:nth-child(11) {  animation: load 2.5s 0.6s infinite linear;}.loader span:nth-child(12) {  animation: load 2.5s 0.8s infinite linear;}.loader span:nth-child(13) {  animation: load 2.5s 1s infinite linear;}.loader span:nth-child(14) {  animation: load 2.5s 1.2s infinite linear;}.loader span:nth-child(15) {  animation: load 2.5s 1.4s infinite linear;}@keyframes load {  0% {    background: #ccc;    margin-top: 25%;    height: 10%;  }  50% {    background: #444;    height: 100%;    margin-top: 0%;  }  100% {    background: #ccc;    height: 10%;    margin-top: 25%;  }}</style><script>(function(){if(!window.addEventListener) {  return;}var self = window.StyleFix = {  link: function(link) {    try {      if(link.rel !== 'stylesheet' || link.hasAttribute('data-noprefix')) {        return;      }    }    catch(e) {      return;    }    var url = link.href || link.getAttribute('data-href'),        base = url.replace(/[^//]+$/, ''),        base_scheme = (/^[a-z]{3,10}:/.exec(base) || [''])[0],        base_domain = (/^[a-z]{3,10}:////[^//]+/.exec(base) || [''])[0],        base_query = /^([^?]*)/??/.exec(url)[1],        parent = link.parentNode,        xhr = new XMLHttpRequest(),        process;    xhr.onreadystatechange = function() {      if(xhr.readyState === 4) {        process();      }    };    process = function() {        var css = xhr.responseText;        if(css && link.parentNode && (!xhr.status || xhr.status < 400 || xhr.status > 600)) {          css = self.fix(css, true, link); 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