css实现三种loading加载动画效果代码-html代码-BFW代码库

css实现三种loading加载动画效果代码

代码语言：html

代码描述：css实现三种loading加载动画效果代码

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 {
  --radius: 50%;
  --size: 2em;
  --offset: 25px;
  --background: #f5f5f7;
}

body {
  display: grid;
  place-items: center;
  width: 100vw;
  height: 100vh;
  background-color: var(--background);
}

article {
  display: flex;
  justify-content: space-around;
  width: 100%;
}

.dot-spinner,
.rect-spinner {
  display: grid;
  place-items: center;
  position: relative;
  width: 4.25em;
  height: 4.25em;
}
.dot-spinner:focus,
.rect-spinner:focus {
  outline: 4px solid blue;
  border-radius: var(--radius);
}

.rect-spinner {
  width: 4em;
  height: 4em;
}
.rect-spinner .container {
  margin-left: -8px;
  margin-top: 3px;
  --size: 1.5em;
}

.spinner-block {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.container {
  width: var(--size);
  border-radius: var(--radius);
  aspect-ratio: 1;
  position: relative;
}

.dot {
  --size: 1em;
  --degrees: 0deg;
  aspect-ratio: 1;
  position: absolute;
  border-radius: var(--radius);
  width: var(--size);
  background-color: #1d1d1d;
  opacity: 0;
  top: calc(var(--size) / 2);
  left: calc(var(--size) / 2);
  animation: animate-in;
  animation-duration: 900ms;
  animation-timing-function: ease-in-out;
  animation-fill-mode: alternate;
  animation-iteration-count: infinite;
}

.rect {
  --size: 1em;
  --degrees: 0deg;
  position: absolute;
  width: var(--size);
  aspect-ratio: 4/1;
  top: calc(var(--size) / 2);
  left: calc(var(--size) / 2);
  ba.........完整代码请登录后点击上方下载按钮下载查看