<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>加载动画</title>
<style>
.loader {
width: 30px;
height: 30px;
border-radius: 50%;
border: 4px solid #f3f3f3;
border-top: 4px solid #3498db;
animation: spin 1s linear infinite;
margin: 0 auto;
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
.spin {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
margin: 50px;
width: 200px;
height: 200px;
border: 1px solid #999;
}
.spin span {
margin-top: 5px;
}
.container {
display: flex;
}
.dots {
display: flex;
justify-content: center;
align-items: center;
width: 200px;
height: 200px;
margin: 50px;
border: 1px solid #999;
}
.dot {
width: 10px;
height: 10px;
background-color: #ccc;
border-radius: 50%;
margin: 0 3px;
opacity: 0.4;
animation: loading 1.2s infinite;
}
.dot:nth-child(1) {
animation-delay: 0.1s;
}
.dot:nth-child(2) {
animation-delay: 0.3s;
}
.dot:nth-child(3) {
animation-delay: 0.5s;
}
@keyframes loading {
0% {
transform: scale(1);
opacity: 0.4;
}
50% {
opacity: 1;
transform: scale(1.2);
}
100% {
opacity: 0.4;
transform: scale(1);
}
}
</style>
</head>
<body>
<div class="container">
<!-- 第一种动画 -->
<div class="spin">
<div class="loader"></div>
<span>加载中...</span>
</div>
<!-- 第二种动画 -->
<div class="dots">
<span class="dot"></span>
<span class="dot"></span>
<span class="dot"></span>
</div>
</div>
</body>
</html>
页面效果：
