本文利用CSS实现大小相同、颜色深浅不一的粒子旋转加载动画,供大家参考,具体内容如下。
animation属性设置的参数:
● 设置对象所应用的动画名称:load5。
● 设置对象动画的持续时间:1.1s。
● 设置对象动画的过渡类型:
ease:动画以低速开始,然后加快,在结束前变慢。
linear:匀速。
ease-in:动画以低速开始。
ease-out:动画以低速结束。
ease-in-out:动画以低速开始和结束,相对于ease缓慢,速度更均匀。
step-start:按keyframes设置逐帧显示,第一帧为keyframes设置的第一帧。
step-end:按keyframes设置逐帧显示,第一帧为样式的初始值。
steps(<number>[, [ start | end ] ]?):把keyframes里设置的一帧等分为几帧,start为第一次显示第一帧,end第一次显示样式的初始值,例如:steps(4,start)。
cubic-bezier(<number>, <number>, <number>, <number>):在 cubic-bezier 函数中自己的值。可能的值是从 0 到 1 的数值。贝兹曲线限制了首尾两控制点的位置,通过调整中间两控制点的位置可以灵活得到常用的动画效果。
● 设置对象动画的循环次数:infinite(无限循环)。
将动画运行整个过程的分为0%,12.5%,25%,37.5%,50%,62.5%,75%,87.5%,100%这8个阶段,在不同的阶段运用颜色的透明度制作出不同的阴影效果。
- #load5,
- #loader5 {
- margin: 80px 50px;
- float: left;
- font-size: 25px;
- width: 1em;
- height: 1em;
- border-radius: 50%;
- position: relative;
- text-indent: -9999em;
- -webkit-animation: load5 1.1s infinite ease;
- animation: load5 1.1s infinite ease;
- }
- @-webkit-keyframes load5 {
- 0%,
- 100% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 1), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.5), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.7);
- }
- 12.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.7), 1.8em -1.8em 0 0 rgba(128, 0, 255, 1),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.5);
- }
- 25% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.5), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.7),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.5), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 37.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0em rgba(128, 0, 255, 0.5),
- 2.5em 0em 0 0 rgba(128, 0, 255, 0.7), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 50% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.5), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.7),
- 0 2.5em 0 0 rgba(128, 0, 255, 1), -1.8em 1.8em 0 0 rgba(128, 255, 0, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 62.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.5),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.7), -1.8em 1.8em 0 0 rgba(128, 0, 255, 1),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 75% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.5), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.7),
- -2.6em 0 0 0 rgba(128, 0, 255, 1), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 87.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.5),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.7), -1.8em -1.8em 0 0 rgba(128, 0, 255, 1);
- }
- }
- @keyframes load5 {
- 0%,
- 100% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 1), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.5), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.7);
- }
- 12.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.7), 1.8em -1.8em 0 0 rgba(128, 0, 255, 1),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.5);
- }
- 25% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.5), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.7),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.5), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 37.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0em rgba(128, 0, 255, 0.5),
- 2.5em 0em 0 0 rgba(128, 0, 255, 0.7), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 50% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.5), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.7),
- 0 2.5em 0 0 rgba(128, 0, 255, 1), -1.8em 1.8em 0 0 rgba(128, 255, 0, 0.2),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 62.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.5),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.7), -1.8em 1.8em 0 0 rgba(128, 0, 255, 1),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.2), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 75% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.5), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.7),
- -2.6em 0 0 0 rgba(128, 0, 255, 1), -1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2);
- }
- 87.5% {
- box-shadow: 0 -2.6em 0 0 rgba(128, 0, 255, 0.2), 1.8em -1.8em 0 0 rgba(128, 0, 255, 0.2),
- 2.5em 0 0 0 rgba(128, 0, 255, 0.2), 1.75em 1.75em 0 0 rgba(128, 0, 255, 0.2),
- 0 2.5em 0 0 rgba(128, 0, 255, 0.2), -1.8em 1.8em 0 0 rgba(128, 0, 255, 0.5),
- -2.6em 0 0 0 rgba(128, 0, 255, 0.7), -1.8em -1.8em 0 0 rgba(128, 0, 255, 1);
- }
- }
以上就是本文的全部内容,希望对大家学习实现CSS粒子旋转加载动画有所启发。
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