css3帶有光暈的流星效果程式碼例項

antzone發表於2017-02-05
CSSS3
分享一段程式碼例項，它利用css3實現了帶有光暈的流行效果。

程式碼例項如下:

[HTML] 純文字檢視 複製程式碼執行程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style>
html, body {
  width: 100%;
  height: 100%;
  margin: 0;
}
.space {
  width: 100%;
  height: 100%;
  background: #000 url(demo/CSS/img/xingkong.jpg);
}
.star {
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  top: 0px;
  left: 20%;
  position: relative;
  animation: star-ani 3s infinite ease-out;
  box-shadow: 0 0 5px 5px rgba(255,255,255,.3);
  opacity: 0;
  z-index: 2;
}
.star:after {
  content: '';
  display: block;
  top: 0px;
  left: 4px;
  border: 0px solid #fff;
  border-width: 0px 90px 2px 90px;
  border-color: transparent transparent transparent rgba(255, 255, 255, .3);
  transform: rotate(-45deg) translate3d(1px,2px,0);
  box-shadow: 0 0 1px 0 rgba(255, 255, 255, .3);
  transform-origin: 0% 0%;
}
.pink {
  top: 0px;
  left: 40%;
  background: #F9C;
  -webkit-animation-delay: 1s;
  -moz-animation-delay: 1s;
  animation-delay: 1s;
}
.pink:after {
  border-color: transparent transparent transparent #F9C;
  -webkit-animation-delay: 1s;
  -moz-animation-delay: 1s;
  animation-delay: 1s;
}
.blue {
  top: 0px;
  left: 60%;
  background: #93CCE1;
  -webkit-animation-delay: 5.5s;
  -moz-animation-delay: 5.5s;
  animation-delay: 5.5s;
}
.blue:after {
  border-color: transparent transparent transparent #93CCE1;
  -webkit-animation-delay: 5.5s;
  -moz-animation-delay: 5.5s;
  animation-delay: 5.5s;
}
.yellow {
  top: 0px;
  left: 80%;
  background: #ffcd5c;
  -webkit-animation-delay: 3s;
  -moz-animation-delay: 3s;
  animation-delay: 3s;
}
.yellow:after {
  border-color: transparent transparent transparent #ffcd5c;
  -webkit-animation-delay: 3s;
  -moz-animation-delay: 3s;
  animation-delay: 3s;
}
.purple {
  top: 0px;
  left: 95%;
  background: #CCF;
  -webkit-animation-delay: 7.8s;
  -moz-animation-delay: 7.8s;
  animation-delay: 7.8s;
}
.purple:after {
  border-color: transparent transparent transparent #CCF;
  -webkit-animation-delay: 7.8s;
  -moz-animation-delay: 7.8s;
  animation-delay: 7.8s;
}
@keyframes star-ani {
  0% {
    opacity: 0;
    -webkit-transform: scale(0) rotate(0) translate3d(0, 0, 0);
    -moz-transform: scale(0) rotate(0) translate3d(0, 0, 0);
    transform: scale(0) rotate(0) translate3d(0, 0, 0);
  }
  50% {
    opacity: 1;
    -webkit-transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
    -moz-transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
    transform: scale(1) rotate(0) translate3d(-200px, 200px, 0);
  }
  100% {
    opacity: 0;
    -webkit-transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
    -moz-transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
    transform: scale(1) rotate(0) translate3d(-300px, 300px, 0);
  }
}
</style>
</head>
<body>
  <div class="space">
    <div class="stars">
      <div class="star"></div>
      <div class="star pink"></div>
      <div class="star blue"></div>
      <div class="star yellow"></div>
      <div class="star purple"></div>
    </div>
  </div>
</body>
</html>

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