更新第75个小实例
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71. HTML5+CSS3小实例之跳跃的弹性小球加载动画
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72. HTML5+CSS3小实例之白桃粉可爱风的立体字时钟
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73. HTML5+CSS3小实例之非常酷炫的拟物化滑动开关
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74. HTML5+CSS3小实例之仿制网易云音乐网站的轮播图
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74. HTML5+CSS3小实例之仿制网易云音乐网站的轮播图
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75. HTML5+CSS3小实例之简约又高级的变色loading动画
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*{
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/* 初始化 */
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margin: 0;
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padding: 0;
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}
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body{
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/* 100%窗口高度 */
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height: 100vh;
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/* 弹性布局 水平+垂直居中 */
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: #000;
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}
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.loader{
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/* 相对定位 */
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position: relative;
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width: 240px;
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height: 240px;
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/* 渐变背景 金色到透明 */
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background: linear-gradient(gold,transparent 40%);
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border-radius: 50%;
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/* 执行动画:动画名 时长 线性 无限次播放 */
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animation: roll 1s linear infinite;
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}
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/* 遮罩层 */
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.loader::before{
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content: "";
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width: calc(100% - 20px);
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height: calc(100% - 20px);
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background-color: #000;
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/* 绝对定位 居中 */
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position: absolute;
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left: 50%;
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top: 50%;
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transform: translate(-50%,-50%);
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border-radius: 50%;
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}
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.loader::after{
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content: "";
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position: absolute;
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width: 100%;
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height: 100%;
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background: linear-gradient(gold,transparent 40%);
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border-radius: 50%;
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/* 模糊滤镜 */
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filter: blur(30px);
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z-index: -1;
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}
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/* 定义动画 */
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@keyframes roll{
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to{
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transform: rotateZ(360deg);
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/* 转动时再加个颜色变化 */
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/* 颜色滤镜 通过设置度数可改变颜色 */
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filter: hue-rotate(360deg);
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}
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}
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no">
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<title>简约又高级的变色loading动画</title>
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<link rel="stylesheet" href="../css/75.css">
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</head>
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<body>
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<div class="loader"></div>
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</body>
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</html>
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