這篇文章利用CSS3扁平化Loading動畫特效
程式碼如下：
<!doctype html><html><head><meta charset="utf-8"><title>css3旋转加载效果_何问起</title><style>body {
background: #263238;
background-size: cover;
margin: 0;
padding-top: 5em;
padding-bottom: 5em;}.container {
display: flex;
flex-wrap: wrap;
height:;
justify-content: space-around;
margin: 0 auto;
max-width: 650px;
min-width: 200px;}.canvas {
align-items: center;
background: #eeeeee;
border-radius: 50%;
box-shadow: 0 5px 20px rgba(0,0,0,0.2);
display: flex;
height: 10em;
justify-content: center;
margin: 1em 1em 2em 1em;
width: 10em;}/* Spinner 1 starts here */.spinner1 {
align-items: center;
border: .3em solid transparent;
border-top: .3em solid #4DB6AC;
border-right: .3em solid #4DB6AC;
border-radius: 100%;
display: flex;
justify-content: center;}.spinnerMax {
animation: spinnerOne 3s linear infinite;
height: 3em;
width: 3em;}.spinnerMid {
animation: spinnerOne 5s linear infinite;
height: 2.4em;
width: 2.4em;}.spinnerMin {
animation: spinnerOne 5s linear infinite;
height: 1.8em;
width: 1.8em;}@keyframes spinnerOne {
0% {
transform: rotate(0deg) }
100% {
transform: rotate(360deg) }}/* Spinner 1 ends here *//* Spinner 2 starts here */.canvas2 {
position: relative;}.spinner2 {
animation: spinnerTwo 1s linear infinite;
background: #4DB6AC;
border-radius: 100px;
height: 3em;
transform-origin: top;
position: absolute;
top: 50%;
width: .22em;}.hourHand {
animation: spinnerTwo 7s linear infinite;
background: #4DB6AC;
border-radius: 100px;
height: 2em;
transform-origin: top;
position: absolute;
top: 50%;
width: .2em;}.dot {
background: #4DB6AC;
border-radius: 100%;
height: .5em;
width: .5em;}@keyframes spinnerTwo {
0% {
transform: rotate(0deg) }
100% {
transform: rotate(360deg) }}/* Spinner 2 ends here *//* Spinner 3 starts here */.spinner3 {
animation: spinnerThree 1s linear infinite;
background: #4DB6AC;
border-radius: 100%;
width: 3em;
height: 3em;}@keyframes spinnerThree {
0%, 35% {
background: #4DB6AC;
transform: scale(1);
}
20%, 50% {
background: #80CBC4;
transform: scale(1.3);
}}/* Spinner 3 ends here *//* Spinner 4 starts here */.spinner4 {
animation: spinnerFour 1s linear infinite;
border: solid 7px transparent;
border-top: solid 7px #4DB6AC;
border-radius: 100%;
width: 3em;
height: 3em;}@keyframes spinnerFour {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}}/* Spinner 4 ends here *//* Spinner 5 starts here */.spinner5 {
animation: spinnerFive 1s linear infinite;
border: solid 1.5em #4DB6AC;
border-right: solid 1.5em transparent;
border-left: solid 1.5em transparent;
border-radius: 100%;
width: 0;
height: 0;}@keyframes spinnerFive {
0% {
transform: rotate(0deg);
}
50% {
transform: rotate(60deg) }
100% {
transform: rotate(360deg);
}}/* Spinner 5 ends here *//* Spinner 6 starts here */.spinner6 {
background: #4DB6AC;
border-radius: 50%;
height: 1em;
margin: .1em;
width: 1em;}.p1 {
animation: fall 1s linear .3s infinite;}.p2 {
animation: fall 1s linear .2s infinite;}.p3 {
animation: fall 1s linear .1s infinite;}.p4 {
animation: fall 1s linear infinite;}@keyframes fall {
0% {
transform: translateY(-15px);
}
25%, 75% {
transform: translateY(0);
}
100% {
transform: translateY(-15px);
}}/* Spinner 6 ends here */@media (max-width: 600px) {
.container {
align-items: center;
flex-direction: column;
}
.canvas {
margin: 1em;
}}</style></head><body><p class="container">
<p class="canvas canvas1">
<p class="spinner1 spinnerMax">
<p class="spinner1 spinnerMid">
<p class="spinner1 spinnerMin"></p>
</p>
</p>
</p>
<p class="canvas canvas2">
<p class="spinner2"></p>
<p class="hourHand"></p>
<p class="dot"></p>
</p>
<p class="canvas canvas3">
<p class="spinner3"></p>
</p>
<p class="canvas canvas4">
<p class="spinner4"></p>
</p>
<p class="canvas canvas5">
<p class="spinner5"></p>
</p>
<p class="canvas canvas6">
<p class="spinner6 p1"></p>
<p class="spinner6 p2"></p>
<p class="spinner6 p3"></p>
<p class="spinner6 p4"></p>
</p>
</p><p style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';color:#ffffff"><p>适用浏览器：FireFox、Chrome、Opera、Edge、傲游、搜狗、世界之窗. 不支持IE8及以下浏览器。</p><p>来源：<a href="http://hovertree.com/" target="_blank">何问起</a> <a href="http://hovertree.com/h/bjag/1afxdrm7.htm" target="_blank">查看代码</a></p></p></body></html>登入後複製
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