div+css实现dna螺旋动画效果代码-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dna螺旋动画效果代码

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>
:root {
  --color-primary: #00d9ff;
  --color-secondary: #ec1583;
  --color-tertiary: #deee75;
  --color-quaternary: #9375ee;
  --color-surface: #191919;
}

@property --rotate-y {
  syntax: "<angle>";
  inherits: true;
  initial-value: 0deg;
}
@property --rotate {
  syntax: "<angle>";
  inherits: true;
  initial-value: 45deg;
}
@property --gap {
  syntax: "<length>";
  inherits: true;
  initial-value: 0;
}
@-webkit-keyframes dna {
  from {
    --rotate-y: 0deg;
  }
  to {
    --rotate-y: 360deg;
  }
}
@keyframes dna {
  from {
    --rotate-y: 0deg;
  }
  to {
    --rotate-y: 360deg;
  }
}
@-webkit-keyframes rotate-container {
  from {
    --rotate: 42deg;
  }
  50% {
    --rotate: 142deg;
  }
  to {
    --rotate: 42deg;
  }
}
@keyframes rotate-container {
  from {
    --rotate: 42deg;
  }
  50% {
    --rotate: 142deg;
  }
  to {
    --rotate: 42deg;
  }
}
.container {
  filter: url(#blurFilter) contrast(1.5) brightness(1.5) saturate(0.6);
  position: absolute;
  transform: scale(0.8);
}

.dna {
  --width: 11rem;
  --count: 42;
  display: flex;
  flex-direction: column;
  z-index: 1111;
  perspective: 50rem;
  -webkit-animation: dna 2.5s linear infinite, rotate-container 20s ease-in-out infinite;
          animation: dna 2.5s linear infinite, rotate-container 20s ease-in-out infinite;
  transform-style: preserve-3d;
  rotate: var(--rotate);
  transform: rotateY(var(--rotate-y, 0deg));
}
@media (prefers-reduced-motion) {
  .dna {
    -webkit-animation: dna 2.5s linear infinite;
            animation: dna 2.5s linear infinite;
  }
}
.dna .item {
  display: flex;
  align-items: center;
  transform-style: preserve-3d;
  --a: calc(360deg / var(--count) * (var(--i)));
  transform: rotateY(var(--a));
}
.dna .item > div {
  width: var(--width);
  height: 0.381rem;
  background: white;
  background: conic-gradient(var(--color-primary), var(--color-secondary));
  transform-style: preserve-3d;
}
.dna .item > div:first-of-type, .dna .item > div:last-of-type {
  --thickness: 0.9rem;
  width: var(--thickness);
  height: var(--thickness);
  background: var(--color-secondary);
  border-radius: 50%;
}
@-webkit-keyframes dot-scale {
  from {
    transform: scale(1);
  }
  50% {
    transform: scale(0.6);
  }
  to {
    transform: scale(1);
  }
}
@keyframes dot-scale {
  from {
    transform: scale(1);
  }
  50% {
    transform: scale(0.6);
  }
  to {
    transform: scale(1);
  }
}
.dna .item > div:first-of-type::before, .dna .item > div:first-of-type::after, .dna .item > div:last-of-type::before, .dna .item > div:last-of-type::after {
  content: "";
  position: absolute;
  width: calc(var(--thickness) * 0.5);
  border-radius: 50%;
  aspect-ratio: 1;
  transform-style: preserve-3d;
}
.dna .item > div:first-of-type::before, .dna .item > div:last-of-type::before {
  background: white;
  width: calc(var(--thickness) * 0.6);
  left: -0.4rem;
  top: -0.4rem;
  -webkit-animation: dot-scale 2s ease-in-out infinite;
          animation: dot-scale 2s ease-in-out infinite;
}
.dna .item > div:first-of-type::after, .dna .item > div:last-of-type::after {
  background: rgba(0, 0, 0, 0.09);
  right: 0.3rem;
  bottom: 0.3rem;
}
.dna .item > div:last-of-type {
  background: var(--color-primary);
}
.dna .item > div:first-of-type, .dna .item > div:last-of-type {
  transform: rotateY(calc(360deg / var(--count) * -1 * var(--i) - var(--rotate-y)));
}
.dna .item:nth-child(1) {
  --i: 0;
}
.dna .item:nth-child(2) {
  --i: 1;
}
.dna .item:nth-child(3) {
  --i: 2;
}
.dna .item:nth-child(4) {
  --i: 3;
}
.dna .item:nth-child(5) {
  --i: 4;
}
.dna .item:nth-child(6) {
  --i: 5;
}
.dna .item:nth-child(7) {
  --i: 6;
}
.dna .item:nth-child(8) {
  --i: 7;
}
.dna .item:nth-child(9) {
  --i: 8;
}
.dna .item:nth-child(10) {
  --i: 9;
}
.dna .item:nth-child(11) {
  --i: 10;
}
.dna .item:nth-child(12) {
  --i: 11;
}
.dna .item:nth-child(13) {
  --i: 12;
}
.dna .item:nth-child(14) {
  --i: 13;
}
.dna .item:nth-child(15) {
  --i: 14;
}
.dna .item:nth-child(16) {
  --i: 15;
}
.dna .item:nth-child(17) {
  --i: 16;
}
.dna .item:nth-child(18) {
  --i: 17;
}
.dna .item:nth-child(19) {
  --i: 18;
}
.dna .item:nth-child(20) {
  --i: 19;
}
.dna .item:nth-child(21) {
  --i: 20;
}
.dna .item:nth-child(22) {
  --i: 21;
}
.dna .item:nth-child(23) {
  --i: 22;
}
.dna .item:nth-child(24) {
  --i: 23;
}
.dna .item:nth-child(25) {
  --i: 24;
}
.dna .item:nth-child(26) {
  --i: 25;
}
.dna .item:nth-child(27) {
  --i: 26;
}
.dna .item:nth-child(28) {
  --i: 27;
}
.dna .item:nth-child(29) {
  --i: 28;
}
.dna .item:nth-child(30) {
  --i: 29;
}
.dna .item:nth-child(31) {
  --i: 30;
}
.dna .item:nth-child(32) {
  --i: 31;
}
.dna .item:nth-child(33) {
  --i: 32;
}
.dna .item:nth-child(34) {
  --i: 33;
}
.dna .item:nth-child(35) {
  --i: 34;
}
.dna .item:nth-child(36) {
  --i: 35;
}
.dna .item:nth-child(37) {
  --i: 36;
}
.dna .item:nth-child(38) {
  --i: 37;
}
.dna .item:nth-child(39) {
  --i: 38;
}
.dna .item:nth-child(40) {
  --i: 39;
}
.dna .item:nth-child(41) {
  --i: 40;
}
.dna .item:nth-child(42) {
  --i: 41;
}
.dna .item:nth-child(43) {
  --i: 42;
}

@-webkit-keyframes bg-gap {
  from {
    --gap: 0;
  }
  50% {
    --gap: 0.2rem;
  }
  to {
    --gap: 0;
  }
}

@keyframes bg-gap {
  from {
    --gap: 0;
  }
  50% {
    --gap: 0.2rem;
  }
  to {
    --gap: 0;
  }
}
body {
  width: 100vw;
  height: 100vh;
  display: grid;
  place-items: center;
  position: relative;
  font-family: "Rajdhani";
  -webkit-animation: bg-gap 12s ease-in-out infinite;
          animation: bg-gap 12s ease-in-out infinite;
  background: repeating-radial-gradient(100vmin 100vmin at center, #030303 1rem, transparent calc(1.4rem + var(--gap, 0))), radial-gradient(20rem at center, color-mix(in oklch, var(--color-secondary), transparent 53%), transparent), radial-gradient(color-mix(in oklch, var(--color-secondary), transparent 93%), transparent), var(--color-surface);
  color: var(--color-secondary);
  overflow: hidden;
  margin: 0;
}
@media (prefers-reduced-motion) {
  body {
    -webkit-animation: unset;
            animation: unset;
  }
}
body::after {
  content: "";
  position: absolute;

  opacity: 1;
  filter: invert(1) brightness(0.2);
  z-index: 1000;
}

a.labs-follow-me {
  left: 2rem;
  right: 2rem;
  bottom: 1rem;
  top: unset;
  text-align: center;
}

.filter {
  position: absolute;
  visibility: hidden;
  pointer-events: none;
}

* {
  box-sizing: border-box;
}
&.........完整代码请登录后点击上方下载按钮下载查看