超酷的CSS3 loading预加载动画特效
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这是一款超酷CSS3 loading预加载动画特效。该loading特效共有4种不同的效果,分别通过不同的CSS3 keyframes帧动画来完成。
HTML结构
4种loading预加载动画的HTML结构分别如下:
- <!-- 效果一 -->
- <div class="spinner-box">
- <div class="circle-border">
- <div class="circle-core"></div>
- </div>
- </div>
- <!-- 效果二 -->
- <div class="spinner-box">
- <div class="configure-border-1">
- <div class="configure-core"></div>
- </div>
- <div class="configure-border-2">
- <div class="configure-core"></div>
- </div>
- </div>
- <!-- 效果三 -->
- <div class="spinner-box">
- <div class="pulse-container">
- <div class="pulse-bubble pulse-bubble-1"></div>
- <div class="pulse-bubble pulse-bubble-2"></div>
- <div class="pulse-bubble pulse-bubble-3"></div>
- </div>
- </div>
- <!-- 效果四 -->
- <div class="spinner-box">
- <div class="solar-system">
- <div class="earth-orbit orbit">
- <div class="planet earth"></div>
- <div class="venus-orbit orbit">
- <div class="planet venus"></div>
- <div class="mercury-orbit orbit">
- <div class="planet mercury"></div>
- <div class="sun"></div>
- </div>
- </div>
- </div>
- </div>
- </div>
CSS样式
然后分别为它们添加下面的CSS样式。
- /* KEYFRAMES */
- @keyframes spin {
- from {
- transform: rotate(0);
- }
- to{
- transform: rotate(359deg);
- }
- }
- @keyframes configure-clockwise {
- 0% {
- transform: rotate(0);
- }
- 25% {
- transform: rotate(90deg);
- }
- 50% {
- transform: rotate(180deg);
- }
- 75% {
- transform: rotate(270deg);
- }
- 100% {
- transform: rotate(359deg);
- }
- }
- @keyframes configure-xclockwise {
- 0% {
- transform: rotate(45deg);
- }
- 25% {
- transform: rotate(-45deg);
- }
- 50% {
- transform: rotate(-135deg);
- }
- 75% {
- transform: rotate(-215deg);
- }
- 100% {
- transform: rotate(-305deg);
- }
- }
- @keyframes pulse {
- from {
- opacity: 1;
- transform: scale(1);
- }
- to {
- opacity: .25;
- transform: scale(.75);
- }
- }
- /* GRID STYLING */
- * {
- box-sizing: border-box;
- }
- body {
- min-height: 100vh;
- background-color: #37474f;
- display: flex;
- justify-content: space-between;
- flex-wrap: wrap;
- align-items: flex-start;
- }
- .spinner-box {
- width: 300px;
- height: 300px;
- display: flex;
- justify-content: center;
- align-items: center;
- background-color: transparent;
- }
- /* SPINNING CIRCLE */
- .circle-border {
- width: 150px;
- height: 150px;
- padding: 3px;
- display: flex;
- justify-content: center;
- align-items: center;
- border-radius: 50%;
- background: rgb(63,249,220);
- background: linear-gradient(0deg, rgba(63,249,220,0.1) 33%, rgba(63,249,220,1) 100%);
- animation: spin .8s linear 0s infinite;
- }
- .circle-core {
- width: 100%;
- height: 100%;
- background-color: #37474f;
- border-radius: 50%;
- }
- /* X-ROTATING BOXES */
- .configure-border-1 {
- width: 115px;
- height: 115px;
- padding: 3px;
- position: absolute;
- display: flex;
- justify-content: center;
- align-items: center;
- background: #ffab91;
- animation: configure-clockwise 3s ease-in-out 0s infinite alternate;
- }
- .configure-border-2 {
- width: 115px;
- height: 115px;
- padding: 3px;
- left: -115px;
- display: flex;
- justify-content: center;
- align-items: center;
- background: rgb(63,249,220);
- transform: rotate(45deg);
- animation: configure-xclockwise 3s ease-in-out 0s infinite alternate;
- }
- .configure-core {
- width: 100%;
- height: 100%;
- background-color: #37474f;
- }
- /* PULSE BUBBLES */
- .pulse-container {
- width: 120px;
- display: flex;
- justify-content: space-between;
- align-items: center;
- }
- .pulse-bubble {
- width: 20px;
- height: 20px;
- border-radius: 50%;
- background-color: #3ff9dc;
- }
- .pulse-bubble-1 {
- animation: pulse .4s ease 0s infinite alternate;
- }
- .pulse-bubble-2 {
- animation: pulse .4s ease .2s infinite alternate;
- }
- .pulse-bubble-3 {
- animation: pulse .4s ease .4s infinite alternate;
- }
- /* SOLAR SYSTEM */
- .solar-system {
- width: 250px;
- height: 250px;
- display: flex;
- justify-content: center;
- align-items: center;
- }
- .orbit {
- position: relative;
- display: flex;
- justify-content: center;
- align-items: center;
- border: 1px solid #ffffffa5;
- border-radius: 50%;
- }
- .earth-orbit {
- width: 165px;
- height: 165px;
- -webkit-animation: spin 12s linear 0s infinite;
- }
- .venus-orbit {
- width: 120px;
- height: 120px;
- -webkit-animation: spin 7.4s linear 0s infinite;
- }
- .mercury-orbit {
- width: 90px;
- height: 90px;
- -webkit-animation: spin 3s linear 0s infinite;
- }
- .planet {
- position: absolute;
- top: -5px;
- width: 10px;
- height: 10px;
- border-radius: 50%;
- background-color: #3ff9dc;
- }
- .sun {
- width: 35px;
- height: 35px;
- border-radius: 50%;
- background-color: #ffab91;
- }
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