本文介绍了纯css写出爱心版加载效果的示例代码，分享给大家，具体如下：

爱心等待效果如下：

现在互联网时代网站何其多，各有各得风格，但是什么样的风格能留住用户的停留观看呢？就从加载来说，很多加载效果都是同一种风格可能用户经常逛网站早已经习惯，要是你的加载时间比其他网站时间长，效果还是一样的，可能就会关掉你的网站去其他网站观看，但是如果你的加载效果别具一格，有特点，可能用户看你加载效果的时候你的网站就打开了，这样用户也就不会立刻关掉你的网站。

今天的这个爱心版加载效果是用纯css代码写出来的，只需要花点心思，少量的代码就能留住你的用户，那么为什么不去做呢。

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html代码：

<div class="flex-container">
  <div class="unit">
    <div class="heart">
      <div class="heart-piece-0"></div>
      <div class="heart-piece-1"></div>
      <div class="heart-piece-2"></div>
      <div class="heart-piece-3"></div>
      <div class="heart-piece-4"></div>
      <div class="heart-piece-5"></div>
      <div class="heart-piece-6"></div>
      <div class="heart-piece-7"></div>
      <div class="heart-piece-8"></div>
    </div>
    <p>equal love</p>
  </div>
</div>

css代码：

<style>
    @import url("https://fonts.googleapis.com/css?family=Lato:100");
html,
body {
  width: 100%;
  height: 100%;
}
.flex-container {
  width: 100%;
  height: 100%;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
body {
  background-color: #262e6f;
}
.unit {
  text-align: center;
}
.unit p {
  margin-top: 100px;
  font-family: 'Lato', sans-serif;
  font-weight: 100;
  text-transform: uppercase;
  color: #fff;
}
.heart {
  position: relative;
  font-size: 0;
  width: 138px;
}
[class*="heart-piece-"] {
  position: absolute;
  top: -5px;
  width: 10px;
  height: 10px;
  border-radius: 5px;
}
.heart-piece-4 {
  -webkit-animation: piece-4 3.2s infinite;
          animation: piece-4 3.2s infinite;
}
.heart-piece-3,
.heart-piece-5 {
  -webkit-animation: piece-3 3.2s infinite;
          animation: piece-3 3.2s infinite;
}
.heart-piece-2,
.heart-piece-6 {
  -webkit-animation: piece-2 3.2s infinite;
          animation: piece-2 3.2s infinite;
}
.heart-piece-1,
.heart-piece-7 {
  -webkit-animation: piece-1 3.2s infinite;
          animation: piece-1 3.2s infinite;
}
.heart-piece-0,
.heart-piece-8 {
  -webkit-animation: piece-0 3.2s infinite;
          animation: piece-0 3.2s infinite;
}
.heart-piece-0 {
  left: 0px;
  -webkit-animation-delay: 0s;
          animation-delay: 0s;
  background-color: #ec2d73;
}
.heart-piece-1 {
  left: 16px;
  -webkit-animation-delay: 0.15s;
          animation-delay: 0.15s;
  background-color: #eb5324;
}
.heart-piece-2 {
  left: 32px;
  -webkit-animation-delay: 0.3s;
          animation-delay: 0.3s;
  background-color: #fdc800;
}
.heart-piece-3 {
  left: 48px;
  -webkit-animation-delay: 0.45s;
          animation-delay: 0.45s;
  background-color: #47b264;
}
.heart-piece-4 {
  left: 64px;
  -webkit-animation-delay: 0.6s;
          animation-delay: 0.6s;
  background-color: #1470bd;
}
.heart-piece-5 {
  left: 80px;
  -webkit-animation-delay: 0.75s;
          animation-delay: 0.75s;
  background-color: #76469a;
}
.heart-piece-6 {
  left: 96px;
  -webkit-animation-delay: 0.9s;
          animation-delay: 0.9s;
  background-color: #ec2d73;
}
.heart-piece-7 {
  left: 112px;
  -webkit-animation-delay: 1.05s;
          animation-delay: 1.05s;
  background-color: #eb5324;
}
.heart-piece-8 {
  left: 128px;
  -webkit-animation-delay: 1.2s;
          animation-delay: 1.2s;
  background-color: #fdc800;
}
@-webkit-keyframes piece-4 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 94px;
    top: -23px;
  }
}
@keyframes piece-4 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 94px;
    top: -23px;
  }
}
@-webkit-keyframes piece-3 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 90px;
    top: -31px;
  }
}
@keyframes piece-3 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 90px;
    top: -31px;
  }
}
@-webkit-keyframes piece-2 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 80px;
    top: -37px;
  }
}
@keyframes piece-2 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 80px;
    top: -37px;
  }
}
@-webkit-keyframes piece-1 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 60px;
    top: -31px;
  }
}
@keyframes piece-1 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 60px;
    top: -31px;
  }
}
@-webkit-keyframes piece-0 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 30px;
    top: -15px;
  }
}
@keyframes piece-0 {
  0%, 10%, 90%, 100% {
    height: 10px;
    top: -5px;
  }
  45%, 55% {
    height: 30px;
    top: -15px;
  }
}
  </style>