div+css实现无限循环时钟指针动画效果代码-html代码-BFW代码库

代码语言：html
所属分类：动画
代码描述：div+css实现无限循环时钟指针动画效果代码
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">

  <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">
  
  
  
<style>
* {
  border: 0;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --hue: 223;
  --bg: hsl(var(--hue),90%,95%);
  --fg: hsl(var(--hue),90%,5%);
  --trans-dur: 0.3s;
  font-size: calc(16px + (20 - 16) * (100vw - 320px) / (1280 - 320));
}

body {
  background-color: var(--bg);
  color: var(--fg);
  font: 1em/1.5 sans-serif;
  height: 100vh;
  overflow: hidden;
}

.recursion {
  font-size: 12px;
  position: fixed;
  top: 50%;
  left: 50%;
  width: 50em;
  height: 50em;
  transform: translate(-50%, -50%);
}
.recursion__clock {
  animation-timing-function: cubic-bezier(0.29, 0.05, 0.76, 0.39);
  border-radius: 50%;
  box-shadow: 0 0 0 5em var(--fg) inset;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
}
.recursion__clock, .recursion__clock-hands:before, .recursion__clock-hands:after {
  animation-duration: 5s;
  animation-iteration-count: infinite;
}
.recursion__clock--first {
  animation-name: clockA;
  transform: translate(-50%, -50%) scale(10);
}
.recursion__clock--second {
  animation-name: clockB;
  transform: translate(-50%, -50%) scale(1);
}
.recursion__clock--third {
  animation-name: clockC;
  transform: translate(-50%, -50%) scale(0.1);
}
.recursion__clock--fourth {
  animation-name: clockD;
  transform: translate(-50%, -50%) scale(0.02);
}
.recursion__clock--fifth {
  animation-name: clockE;
  transform: translate(-50%, -50%) scale(0);
}
.recursion__clock-hands {
  position: absolute;
  top: 50%;
  left: 50%;
}
.recursion__clock-hands:before, .recursion__clock-hands:after {
  animation-timing-function: linear;
  background-color: var(--fg);
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  left: calc(50% - 0.5em);
  width: 1em;
  transform: rotate(-0.5turn) translateY(2.4em);
  transform-origin: 50% 0;
}
.recursion__clock-hands:before {
  animation-name: hour;
  height: 8em;
}
.recursion__clock-hands:after {
  animation-name: minute;
  height: 16em;
}
.recursion__clock-ticks {
  width: 100%;
  height: 100%;
}
.recursion__clock-tick {
  background-color: var(--fg);
  position: absolute;
  top: 50%;
  left: calc(50% - 0.5em);
  width: 1em;
  height: 1em;
  transform: translateY(18em);
  transform-origin: 50% 0;
}
.recursion__clock-tick:nth-child(5n+1) {
  height: 2em;
}
.recursion__clock-tick:nth-child(2) {
  transform: rotate(6deg) translateY(18em);
}
.recursion__clock-tick:nth-child(3) {
  transform: rotate(12deg) translateY(18em);
}
.recursion__clock-tick:nth-child(4) {
  transform: rotate(18deg) translateY(18em);
}
.recursion__clock-tick:nth-child(5) {
  transform: rotate(24deg) translateY(18em);
}
.recursion__clock-tick:nth-child(6) {
  transform: rotate(30deg) translateY(18em);
}
.recursion__clock-tick:nth-child(7) {
  transform: rotate(36deg) translateY(18em);
}
.recursion__clock-tick:nth-child(8) {
  transform: rotate(42deg) translateY(18em);
}
.recursion__clock-tick:nth-child(9) {
  transform: rotate(48deg) translateY(18em);
}
.recursion__clock-tick:nth-child(10) {
  transform: rotate(54deg) translateY(18em);
}
.recursion__clock-tick:nth-child(11) {
  transform: rotate(60deg) translateY(18em);
}
.recursion__clock-tick:nth-child(12) {
  transform: rotate(66deg) translateY(18em);
}
.recursion__clock-tick:nth-child(13) {
  transform: rotate(72deg) translateY(18em);
}
.recursion__clock-tick:nth-child(14) {
  transform: rotate(78deg) translateY(18em);
}
.recursion__clock-tick:nth-child(15) {
  transform: rotate(84deg) translateY(18em);
}
.recursion__clock-tick:nth-child(16) {
  transform: rotate(90deg) translateY(18em);
}
.recursion__clock-tick:nth-child(17) {
  transform: rotate(96deg) translateY(18em);
}
.recursion__clock-tick:nth-child(18) {
  transform: rotate(102deg) translateY(18em);
}
.recursion__clock-tick:nth-child(19) {
  transform: rotate(108deg) translateY(18em);
}
.recursion__clock-tick:nth-child(20) {
  transform: rotate(114deg) translateY(18em);
}
.recursion__clock-tick:nth-child(21) {
  transform: rotate(120deg) translateY(18em);
}
.recursion__clock-tick:nth-child(22) {
  transform: rotate(126deg) translateY(18em);
}
.recursion__clock-tick:nth-child(23) {
  transform: rotate(132deg) translateY(18em);
}
.recursion__clock-tick:nth-child(24) {
  transform: rotate(138deg) translateY(18em);
}
.recursion__clock-tick:nth-child(25) {
  transform: rotate(144deg) translateY(18em);
}
.recursion__clock-tick:nth-child(26) {
  transform: rotate(150deg) translateY(18em);
}
.recursion__clock-tick:nth-child(27) {
  transform: rotate(156deg) translateY(18em);
}
.recursion__clock-tick:nth-child(28) {
  transform: rotate(162deg) translateY(18em);
}
.recursion__clock-tick:nth-child(29) {
  transform: rotate(168deg) translateY(18em);
}
.recursion__clock-tick:nth-child(30) {
  transform: rotate(174deg) translateY(18em);
}
.recursion__clock-tick:nth-child(31) {
  transform: rotate(180deg) translateY(18em);
}
.recursion__clock-tick:nth-child(32) {
  transform: rotate(186deg) translateY(18em);
}
.recursion__clock-tick:nth-child(33) {
  transform: rotate(192deg) translateY(18em);
}
.recursion__clock-tick:nth-child(34) {
  transform: rotate(198deg) translateY(18em);
}
.recursion__clock-tick:nth-child(35) {
  transform: rotate(204deg) translateY(18em);
}
.recursion__clock-tick:nth-child(36) {
  transform: rotate(210deg) translateY(18em);
}
.recursion__clock-tick:nth-child(37) {
  transform: rotate(216deg) translateY(18em);
}
.recursion__clock-tick:nth-child(38) {
  transform: rotate(222deg) translateY(18em);
}
.recursion__clock-tick:nth-child(39) {
  transform: rotate(228deg) translateY(18em);
}
.recursion__clock-tick:nth-child(40) {
  transform: rotate(234deg) translateY(18em);
}
.recursion__clock-tick:nth-child(41) {
  transform: rotate(240deg) translateY(18em);
}
.recursion__clock-tick:nth-child(42) {
  transform: rotate(246deg) translateY(18em);
}
.recursion__clock-tick:nth-child(43) {
  transform: rotate(252deg) translateY(18em);
}
.recursion__clock-tick:nth-child(44) {
  transform: rotate(258deg) translateY(18em);
}
.recursion__clock-tick:nth-child(45) {
  transform: rotate(264deg) translateY(18em);
}
.recursion__clock-tick:nth-child(46) {
  transform: rotate(270deg) translateY(18em);
}
.recursion__clock-tick:nth-child(47) {
  transform: rotate(276deg) translateY(18em);
}
.recursion__clock-tick:nth-child(48) {
  transform: rotate(282deg) translateY(18em);
}
.recursion__clock-tick:nth-child(49) {
  transform: rotate(288deg) translateY(18em);
}
.recursion__clock-tick:nth-child(50) {
  transform: rotate(294deg) translateY(18em);
}
.recursion__clock-tick:nth-child(51) {
  transform: rotate(300deg) translateY(18em);
}
.recursion__clock-tick:nth-child(52) {
  transform: rotate(306deg) translateY(18em);
}
.recursion__clock-tick:nth-child(53) {
  transform: rotate(312deg) translateY(18em);
}
.recursion__clock-tick:nth-child(54) {
  transform: rotate(318deg) translateY(18em);
}
.recursion__clock-tick:nth-child(55) {
  transform: rotate(324deg) translateY(18em);
}
.recursion__clock-tick:nth-child(56) {
  transform: rotate(330deg) translateY(18em);
}
.recursion__clock-tick:nth-child(57) {
  transform: rotate(336deg) translateY(18em);
}
.recursion__clock-tick:nth-child(58) {
  transform: rotate(342deg) translateY(18em);
}
.recursion__clock-tick:nth-child(59) {
  transform: rotate(348deg) translateY(18em);
}
.recursion__clock-tick:nth-child(60) {
  transform: rotate(354deg) translateY(18em);
}

/* Dark theme */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: hsl(var(--hue),90%,5%);
    --fg: hsl(var(--hue),90%,95%);
  }
}
/* Animations */
@keyframes clockA {
  from {
    transform: translate(-50%, -50%) scale(10);
    visibility: visible;
  }
  50%, to {
    transform: translate(-50%, -50%) scale(35);
    visibility: hidden;
  }
}
@keyframes clockB {
  from {
    transform: translate(-50%, -50%) scale(1);
  }
  to {
    transform: translate(-50%, -50%) scale(10);
  }
}
@keyframes clockC {
  from {
    transform: translate(-50%, -50%) scale(0.1);
  }
  to {
    transform: translate(-50%, -50%) scale(1);
  }
}
@keyframes clockD {
  from {
    transform: translate(-50%, -50%) scale(0.01);
  }
  to {
    transform: translate(-50%, -50%) scale(0.1);
  }
}
@keyframes clockE {
  from {
    transform: translate(-50%, -50%) scale(0);
  }
  to {
    transform: translate(-50%, -50%).........完整代码请登录后点击上方下载按钮下载查看