gsap实现悬浮自动滑入选择菜单动画效果代码-html代码-BFW代码库

代码语言：html

代码描述：gsap实现悬浮自动滑入选择菜单动画效果代码

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">
  

<link href="https://fonts.googleapis.com/css2?family=Courgette&family=Open+Sans:wght@300;400;600;700&display=swap" rel="stylesheet"> 

<style>
/**
 * CSS custom properties
 */
:root {
  --black: #404040;
  --white: #fff;
  --gray: rgba(64, 64, 64, 0.15);
  --font-courgett: "Courgette", cursive;
  --font-open-sans: "Open Sans", sans-serif;
  --font-light: 300;
}

/**
 * Functions
 */
/**
 * Placeholders
 */
.u-visually-hidden {
  clip: rect(1px, 1px, 1px, 1px);
  -webkit-clip-path: inset(50%);
          clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

.c-main-menu__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

/**
 * Styles
 */
/**
 * Elements
 */
body {
  background-color: var(--white);
  color: var(--black);
  font-family: var(--font-open-sans);
}

/**
 * Objects
 */
.o-page {
  max-width: 100%;
  overflow-x: hidden;
  width: 100%;
}

.o-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
  padding: 1.25rem;
}

.o-main-section {
  margin: 0 auto;
  max-width: 37.5rem;
}

/**
 * Components
 */
.c-logo {
  font-family: var(--font-courgett);
  font-size: 1.625rem;
  margin: 0;
}

.c-logo__link {
  color: var(--black);
  text-decoration: none;
}

.c-main-menu {
  font-weight: 500;
}

.c-main-menu__list {
  display: flex;
}

.c-main-menu__link {
  color: var(--black);
  display: inline-block;
  font-size: 0.875rem;
  letter-spacing: 0.25rem;
  margin: 0 0.375rem;
  padding: 0.625rem;
  text-decoration: none;
  text-transform: uppercase;
}

.c-main-heading {
  font-size: 2.5rem;
  font-weight: var(--font-light);
  letter-spacing: 0.1875rem;
  margin: 3.75rem 0;
  text-align: center;
  text-transform: uppercase;
}

.c-article__link {
  align-items: center;
  color: var(--black);
  display: flex;
  justify-content: space-between;
  margin: 1.875rem 0;
  padding: 1.25rem;
  text-decoration: none;
}
.c-article__link * {
  pointer-events: none;
}

.c-article__heading {
  font-size: 1.25rem;
  margin: 0.625rem 0;
}

.c-article__content {
  line-height: 1.5;
  margin: 0.625rem 0;
}

.c-article__img-wrapper {
  height: 6.25rem;
  margin-left: 1.25rem;
  min-width: 10rem;
  width: 10rem;
}

.c-article__img {
  border-radius: 0.125rem;
  display: block;
  height: 100%;
  filter: grayscale(1);
  -o-object-fit: cover;
     object-fit: cover;
  transition: filter 0.3s ease-in;
  width: 100%;
}
.c-article__link:hover .c-article__img {
  filter: grayscale(0);
}

.c-magic-area {
  position: absolute;
  z-index: -1;
}

.c-magic-area--menu {
  background-color: var(--gray);
  border-radius: 0.125rem;
}

.c-magic-area--content {
  background-color: var(--gray);
  border-radius: 0.125rem;
}
.c-magic-area--content::before {
  background-color: var(--black);
  content: "";
  height: 70%;
  left: -0.1875rem;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 0.375rem;
}

.c-fe30 {
  -webkit-animation: fe30-anime 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 4s forwards;
          animation: fe30-anime 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 4s forwards;
  bottom: 0;
  opacity: 0;
  position: fixed;
  right: 0;
}

.c-fe30__inner {
  background-color: #fff;
  border-radius: 7px;
  box-shadow: 0 0 15px 1px rgba(0, 0, 0, 0.1);
  color: #2d2f31;
  font-size: 14px;
  line-height: 1.45;
  margin: 10px;
  padding: 20px 20px 10px;
  transform: perspective(1000px) rotateX(0) rotateY(0) scale3d(1, 1, 1);
  transform-style: preserve-3d;
  width: 250px;
}

.c-fe30__photo {
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 15px 1px rgba(0, 0, 0, 0.1);
  display: block;
  height: 80px;
  position: absolute;
  top: -50px;
  left: 50%;
  overflow: hidden;
  transform: translateX(-50%) translateZ(26px);
  width: 80px;
}

.c-fe30__img {
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
}

.c-fe30__link {
  color: #ffbd48;
  display: inline-block;
  transform: translateZ(18px);
}
.c-fe30__link:hover {
  text-decoration: none;
}

@-webkit-keyframes fe30-anime {
  0% {
    opacity: 0;
    transform: translate(0, 100%);
  }
  100% {
    opacity: 1;
    transform: translate(0, 0);
  }
}

@keyframes fe30-anime {
  0% {
    opacity: 0;
    transform: translate(0, 100%);
  }
  100% {
    opacity: 1;
    transform: translate(0, 0);
  }
}
/**
 * Utilities
 */
</style>


</head>

<body >
  <div class="c-magic-area c-magic-area--menu" data-target-class=".c-main-menu__link" data-tween-back="true" aria-hidden="true"></div>
<div class="c-magic-area c-magic-area--content" data-target-class=".c-article__link" data-tween-back="false" aria-hidden="true"></div>

<main id="page" class="o-page">
  <header class="o-header">
    <h1 class="c-logo"><a class="c-logo__link" href="https://frontend30.com" target="_blank">Logo</a></h1>
    <nav class="c-main-menu" aria-labelledby="mainmenulabel">
      <h2 id="mainmenulabel" class="u-visually-hidden">Main Menu</h2>
      <ul class="c-main-menu__list">
        <li><a class="c-main-menu__link" href="#">Home</a></li>
        <li><a aria-current="page" class="is-magic-active c-main-menu__link" href="#">Portfolio</a></li>
        <li><a class="c-main-menu__link" href="#">About</a></li>
        <li><a class="c-main-menu__link" href="#">Contact</a></li>
      </ul>
    </nav>
  </header>

  <section class="o-main-section">
    <h2 class="c-main-heading">Portfolio</h2>

    <article class="c-article">
      <a clas.........完整代码请登录后点击上方下载按钮下载查看