div+css实现炫酷烟花燃放动画效果代码-html代码-BFW代码库

代码语言：html

所属分类：动画

代码描述：div+css实现炫酷烟花燃放动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">

  
  
  
<style>
*, *::before, *::after {
  padding: 0;
  margin: 0 auto;
  box-sizing: border-box;
}

body {
  background-color: #111;
  color: #fff;
  min-height: 100vh;
  display: grid;
  place-items: center;
  perspective: 800px;
  overflow: hidden;
}
body *:not(:empty) {
  transform-style: preserve-3d;
}

.scene {
  position: relative;
  -webkit-animation: scene 120s infinite linear;
          animation: scene 120s infinite linear;
}
@-webkit-keyframes scene {
  from {
    transform: rotateX(90deg) translateZ(-12em) rotateZ(0deg);
  }
  to {
    transform: rotateX(90deg) translateZ(-12em) rotateZ(360deg);
  }
}
@keyframes scene {
  from {
    transform: rotateX(90deg) translateZ(-12em) rotateZ(0deg);
  }
  to {
    transform: rotateX(90deg) translateZ(-12em) rotateZ(360deg);
  }
}
.scene::before {
  content: "";
  position: absolute;
  inset: -50em;
  background-color: #223;
  background-image: radial-gradient(closest-side, transparent, #111), radial-gradient(circle at 0.4em 0.4em, transparent 0.1em, #aaf3 0.2em 0.3em, transparent 0.4em), radial-gradient(circle at 1.2em 1.2em, transparent 0.1em, #aaf3 0.2em 0.3em, transparent 0.4em);
  background-size: 100% 100%, 1.6em 1.6em, 1.6em 1.6em;
}

.launcher {
  position: absolute;
}
.launcher:nth-child(1) {
  --duration: 3.1s;
  --hue: 0;
  -webkit-animation: f-position1 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
          animation: f-position1 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
}
@-webkit-keyframes f-position1 {
  0% {
    transform: translate(18em, -7em);
  }
  10% {
    transform: translate(3em, 5em);
  }
  20% {
    transform: translate(-2em, 17em);
  }
  30% {
    transform: translate(-17em, -10em);
  }
  40% {
    transform: translate(2em, -7em);
  }
  50% {
    transform: translate(9em, -17em);
  }
  60% {
    transform: translate(-8em, 16em);
  }
  70% {
    transform: translate(-18em, -2em);
  }
  80% {
    transform: translate(-15em, -19em);
  }
  90% {
    transform: translate(-15em, 19em);
  }
}
@keyframes f-position1 {
  0% {
    transform: translate(18em, -7em);
  }
  10% {
    transform: translate(3em, 5em);
  }
  20% {
    transform: translate(-2em, 17em);
  }
  30% {
    transform: translate(-17em, -10em);
  }
  40% {
    transform: translate(2em, -7em);
  }
  50% {
    transform: translate(9em, -17em);
  }
  60% {
    transform: translate(-8em, 16em);
  }
  70% {
    transform: translate(-18em, -2em);
  }
  80% {
    transform: translate(-15em, -19em);
  }
  90% {
    transform: translate(-15em, 19em);
  }
}
.launcher:nth-child(2) {
  --duration: 3.33s;
  --hue: 36;
  -webkit-animation: f-position2 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
          animation: f-position2 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
}
@-webkit-keyframes f-position2 {
  0% {
    transform: translate(-18em, 3em);
  }
  10% {
    transform: translate(-8em, -1em);
  }
  20% {
    transform: translate(4em, 7em);
  }
  30% {
    transform: translate(-15em, 7em);
  }
  40% {
    transform: translate(10em, 9em);
  }
  50% {
    transform: translate(0em, -4em);
  }
  60% {
    transform: translate(-16em, 2em);
  }
  70% {
    transform: translate(-10em, -7em);
  }
  80% {
    transform: translate(-16em, 6em);
  }
  90% {
    transform: translate(14em, -15em);
  }
}
@keyframes f-position2 {
  0% {
    transform: translate(-18em, 3em);
  }
  10% {
    transform: translate(-8em, -1em);
  }
  20% {
    transform: translate(4em, 7em);
  }
  30% {
    transform: translate(-15em, 7em);
  }
  40% {
    transform: translate(10em, 9em);
  }
  50% {
    transform: translate(0em, -4em);
  }
  60% {
    transform: translate(-16em, 2em);
  }
  70% {
    transform: translate(-10em, -7em);
  }
  80% {
    transform: translate(-16em, 6em);
  }
  90% {
    transform: translate(14em, -15em);
  }
}
.launcher:nth-child(3) {
  --duration: 3.56s;
  --hue: 72;
  -webkit-animation: f-position3 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
          animation: f-position3 calc(var(--duration) * 10) var(--delay, 0s) step-end infinite;
}
@-webkit-keyframes f-position3 {
  0% {
    transform: translate(-16em, 3em);
  }
  10% {
    transform: translate(-19em, -14em);
  }
  20% {
    transform: translate(-17em, 3em);
  }
  30% {
    transform: translate(14em, 10em);
  }
  40% {
    transform: translate(9em, 6em);
  }
  50% {
    transform: translate(-9em, -16em);
  }
  60% {
    transform: translate(-13em, -9em);
  }
  70% {
    transform: translate(9em, 19em);
  }
  80% {
    transform: translate(16em, 6em);
  }
  90% {
    transform: translate(-8em, -12em);
  }
}
@keyframes f-position3 {
  0% {
    transform: translate(-16em, 3em);
  }
  10% {
    transform: translate(-19em, -14em);
  }
  20% {
    transform: translate(-17em, 3em);
  }
  30% {
    transform: translate(14em, 10em);
  }
  40% {
    transform: translate(9em, 6em);
  }
  50% {
    transform: translate(-9em, -16em);
  }
  60% {
    transform: translate(-13em, -9em);
  }
  70% {
    transform: translate(9em, 19em);
  }
  80% {
    transform: translate(16em, 6em);
  }
  90% {
    transform: translate(-8em, -12em);
  }
}
.launcher:nth-child(4) {
  --duration: 3.79s;
  --hue: 108;
  -webkit-animation: f-position4 calc(var(--duration) * 10) v.........完整代码请登录后点击上方下载按钮下载查看