SpinKit 纯 CSS 编写的炫酷加载动画合集

Question

SpinKit 是一套网页动画效果，包含8种基于 CSS3 实现的很炫的加载动画。借助 CSS3 Animation 的强大功能来创建平滑，易于定制的动画，SpinKit 的目标不是提供一个每个浏览器都兼容的解决方案，而是给现代浏览器提供更优的技术实现方案和更佳的使用体验。

矩形翻转

.sk-rotating-plane {
  width: 40px;
  height: 40px;
  background-color: #333;
  margin: 40px auto;
  -webkit-animation: sk-rotatePlane 1.2s infinite ease-in-out;
          animation: sk-rotatePlane 1.2s infinite ease-in-out; }

@-webkit-keyframes sk-rotatePlane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
            transform: perspective(120px) rotateX(0deg) rotateY(0deg); }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
            transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg); }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
            transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg); } }

@keyframes sk-rotatePlane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
            transform: perspective(120px) rotateX(0deg) rotateY(0deg); }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
            transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg); }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
            transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg); } }

圆圈变换

.sk-double-bounce {
  width: 40px;
  height: 40px;
  position: relative;
  margin: 40px auto; }
  .sk-double-bounce .sk-child {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #333;
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: sk-doubleBounce 2s infinite ease-in-out;
            animation: sk-doubleBounce 2s infinite ease-in-out; }
  .sk-double-bounce .sk-double-bounce2 {
    -webkit-animation-delay: -1.0s;
            animation-delay: -1.0s; }

@-webkit-keyframes sk-doubleBounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

@keyframes sk-doubleBounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

波动

.sk-wave {
  margin: 40px auto;
  width: 50px;
  height: 40px;
  text-align: center;
  font-size: 10px; }
  .sk-wave .sk-rect {
    background-color: #333;
    height: 100%;
    width: 6px;
    display: inline-block;
    -webkit-animation: sk-waveStretchDelay 1.2s infinite ease-in-out;
            animation: sk-waveStretchDelay 1.2s infinite ease-in-out; }
  .sk-wave .sk-rect1 {
    -webkit-animation-delay: -1.2s;
            animation-delay: -1.2s; }
  .sk-wave .sk-rect2 {
    -webkit-animation-delay: -1.1s;
            animation-delay: -1.1s; }
  .sk-wave .sk-rect3 {
    -webkit-animation-delay: -1s;
            animation-delay: -1s; }
  .sk-wave .sk-rect4 {
    -webkit-animation-delay: -0.9s;
            animation-delay: -0.9s; }
  .sk-wave .sk-rect5 {
    -webkit-animation-delay: -0.8s;
            animation-delay: -0.8s; }

@-webkit-keyframes sk-waveStretchDelay {
  0%, 40%, 100% {
    -webkit-transform: scaleY(0.4);
            transform: scaleY(0.4); }
  20% {
    -webkit-transform: scaleY(1);
            transform: scaleY(1); } }

@keyframes sk-waveStretchDelay {
  0%, 40%, 100% {
    -webkit-transform: scaleY(0.4);
            transform: scaleY(0.4); }
  20% {
    -webkit-transform: scaleY(1);
            transform: scaleY(1); } }

矩形旋转

.sk-wandering-cubes {
  margin: 40px auto;
  width: 40px;
  height: 40px;
  position: relative; }
  .sk-wandering-cubes .sk-cube {
    background-color: #333;
    width: 10px;
    height: 10px;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: sk-wanderingCube 1.8s ease-in-out -1.8s infinite both;
            animation: sk-wanderingCube 1.8s ease-in-out -1.8s infinite both; }
  .sk-wandering-cubes .sk-cube2 {
    -webkit-animation-delay: -0.9s;
            animation-delay: -0.9s; }

@-webkit-keyframes sk-wanderingCube {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg); }
  25% {
    -webkit-transform: translateX(30px) rotate(-90deg) scale(0.5);
            transform: translateX(30px) rotate(-90deg) scale(0.5); }
  50% {
    /* Hack to make FF rotate in the right direction */
    -webkit-transform: translateX(30px) translateY(30px) rotate(-179deg);
            transform: translateX(30px) translateY(30px) rotate(-179deg); }
  50.1% {
    -webkit-transform: translateX(30px) translateY(30px) rotate(-180deg);
            transform: translateX(30px) translateY(30px) rotate(-180deg); }
  75% {
    -webkit-transform: translateX(0) translateY(30px) rotate(-270deg) scale(0.5);
            transform: translateX(0) translateY(30px) rotate(-270deg) scale(0.5); }
  100% {
    -webkit-transform: rotate(-360deg);
            transform: rotate(-360deg); } }

@keyframes sk-wanderingCube {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg); }
  25% {
    -webkit-transform: translateX(30px) rotate(-90deg) scale(0.5);
            transform: translateX(30px) rotate(-90deg) scale(0.5); }
  50% {
    /* Hack to make FF rotate in the right direction */
    -webkit-transform: translateX(30px) translateY(30px) rotate(-179deg);
            transform: translateX(30px) translateY(30px) rotate(-179deg); }
  50.1% {
    -webkit-transform: translateX(30px) translateY(30px) rotate(-180deg);
            transform: translateX(30px) translateY(30px) rotate(-180deg); }
  75% {
    -webkit-transform: translateX(0) translateY(30px) rotate(-270deg) scale(0.5);
            transform: translateX(0) translateY(30px) rotate(-270deg) scale(0.5); }
  100% {
    -webkit-transform: rotate(-360deg);
            transform: rotate(-360deg); } }

脉冲

.sk-spinner-pulse {
  width: 40px;
  height: 40px;
  margin: 40px auto;
  background-color: #333;
  border-radius: 100%;
  -webkit-animation: sk-pulseScaleOut 1s infinite ease-in-out;
          animation: sk-pulseScaleOut 1s infinite ease-in-out; }

@-webkit-keyframes sk-pulseScaleOut {
  0% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 0; } }

@keyframes sk-pulseScaleOut {
  0% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 0; } }

追逐点

.sk-chasing-dots {
  margin: 40px auto;
  width: 40px;
  height: 40px;
  position: relative;
  text-align: center;
  -webkit-animation: sk-chasingDotsRotate 2s infinite linear;
          animation: sk-chasingDotsRotate 2s infinite linear; }
  .sk-chasing-dots .sk-child {
    width: 60%;
    height: 60%;
    display: inline-block;
    position: absolute;
    top: 0;
    background-color: #333;
    border-radius: 100%;
    -webkit-animation: sk-chasingDotsBounce 2s infinite ease-in-out;
            animation: sk-chasingDotsBounce 2s infinite ease-in-out; }
  .sk-chasing-dots .sk-dot2 {
    top: auto;
    bottom: 0;
    -webkit-animation-delay: -1s;
            animation-delay: -1s; }

@-webkit-keyframes sk-chasingDotsRotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg); } }

@keyframes sk-chasingDotsRotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg); } }

@-webkit-keyframes sk-chasingDotsBounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

@keyframes sk-chasingDotsBounce {
  0%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  50% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

圆点波动

.sk-three-bounce {
  margin: 40px auto;
  width: 80px;
  text-align: center; }
  .sk-three-bounce .sk-child {
    width: 20px;
    height: 20px;
    background-color: #333;
    border-radius: 100%;
    display: inline-block;
    -webkit-animation: sk-three-bounce 1.4s ease-in-out 0s infinite both;
            animation: sk-three-bounce 1.4s ease-in-out 0s infinite both; }
  .sk-three-bounce .sk-bounce1 {
    -webkit-animation-delay: -0.32s;
            animation-delay: -0.32s; }
  .sk-three-bounce .sk-bounce2 {
    -webkit-animation-delay: -0.16s;
            animation-delay: -0.16s; }

@-webkit-keyframes sk-three-bounce {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

@keyframes sk-three-bounce {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
            transform: scale(0); }
  40% {
    -webkit-transform: scale(1);
            transform: scale(1); } }

• Github地址：https://github.com/tobiasahlin/SpinKit
• 项目地址：http://tobiasahlin.com/spinkit/
• 示例：https://www.wenjiangs.com/wp-content/uploads/2017/06/SpinKit/