炫酷CSS3预加载动画特效

PetitQ 其他代码 2019-1-04 2.06K 0 0

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：

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```

```
```
<div class="spinner-box">
```
```
  <div class="circle-border">
```
```
    <div class="circle-core"></div>
```
```
  </div>  
```
```
</div>
```
```
 
```
```

```
```
<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>
```
```
 
```
```

```
```
<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>
```
```
 
```
```

```
```
<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;
```
```
}
```

炫酷 CSS3 预加载动画特效

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其他代码

炫酷CSS3预加载动画特效

HTML 结构

CSS 样式

炫酷 CSS3 预加载动画特效

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