css实现页面滚动顶部进度条显示效果代码-html代码-BFW代码库

css实现页面滚动顶部进度条显示效果代码

代码语言：html

所属分类：进度条

代码描述：css实现页面滚动顶部进度条显示效果代码

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>
@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500&display=swap");
* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html,
body {
  width: 100%;
  margin: 0;
}

body {
  color: #001c35;
  background-color: #e3eafc;
  font-family: "Poppins", sans-serif;
}

h1 {
  font-size: 32px;
  font-style: italic;
  margin-bottom: 3rem;
}

h2 {
  font-size: 20px;
  margin: 0;
}

p {
  font-size: 14px;
  margin: 0.5rem 0;
}

section {
  width: 100%;
  max-width: 800px;
  padding: 4rem 1rem;
  margin: 0 auto;
}

section img {
  width: 100%;
  max-width: 520px;
  height: 100%;
  max-height: 200px;
  object-fit: cover;
  margin: 1rem 0;
  display: block;
  border-radius: 8px;
  transform-origin: center;
}

.card-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media screen and (max-width: 580px) {
  .card-container {
    grid-template-columns: 1fr;
  }
}

@keyframes scaleProgress {
  from {
    transform: scalex(0);
  }
  to {
    transform: scalex(100%);
  }
}
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 0.5rem;
  width: 100%;
  height: 1rem;
  z-index: 1;
  background: #feac5e;
  background: -webkit-linear-gradient(to right, #4bc0c8, #c779d0, #feac5e);
  background: linear-gradient(to right, #4bc0c8, #c779d0, #feac5e);
  transform-origin: 0 50%;
  /* scroll animation*/
  animation: scaleProgress auto linear;
  animation-timeline: scroll(root);
}

@keyframes fade-in {
  from {
    opacity: 0.3;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
.card {
  width: 100%;
  max-width: 520px;
  padding: 16px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
  animation: fade-in linear both;
  /* view function */
  animation-timeline: view();
  animation-range: entry 10% entry 80%;
}
</style>


  
  
</head>

<body translate="no">
  <div class="progress-bar"></div>
<section>
  <h1>Scroll-driven Animations
  </h1>
  <div class="card-container">
    <div class="card">
      <h2>Valley</h2>
      <img src="//repo.bfw.wiki/random/600x400/景色?rand=1" alt="img" />
      <p>Lorem ipsum odor amet, consectetuer adipiscing elit. Augue interdum at erat cursus quis; scelerisque feugiat.</p>
    </div>
    <div class="card">
      <h2>Island</h2>
      <img src="//repo.bfw.wiki/random/600x400/景色?rand=2" alt="img" />
      <p>Lorem ipsum odor amet, consectetuer adipiscing elit. Augue interdum at erat cursus quis; scelerisque feugiat.</p>
    </div>
    <div class="card">
      <h2>Nature</h2>
      <img src="//repo.bfw.wiki/random/600x400/景色?rand=3" alt="img" />
      <p>Lorem ipsum odor amet, consectetuer adipiscing elit. Augue interdum at erat cursus quis; scelerisque feugiat.</p>
    </div>
    <div class="card">
      <h2>Fuji</h2>
      <img src="//repo.bfw.wiki/random/600x400/景色?rand=4&qu.........完整代码请登录后点击上方下载按钮下载查看