js+css实现悬浮按钮点击弹出子菜单效果代码-html代码-BFW代码库

js+css实现悬浮按钮点击弹出子菜单效果代码

代码语言：html

代码描述：js+css实现悬浮按钮点击弹出子菜单效果代码

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 rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@700&display=swap" rel="stylesheet">
    <link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/all.6.4.0.css">
<style>
    * {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  overflow: hidden;
  font-family: "Roboto Condensed", sans-serif;
}

.main-container {
  height: 100vh;
  background: #fee715;
  display: flex;
  align-items: center;
  justify-content: center;
}

.expandable-button {
  position: relative;
  width: 8em;
  height: 8em;
  border: 1px solid #101820;
  border-radius: 50%;
  background: #101820;
  transition: 0.15s ease-out;
  cursor: pointer;
  box-shadow: 0 10px 50px 5px #10182022;
}
.expandable-button .fill-block {
  position: absolute;
  height: 100%;
  width: 100%;
  z-index: 1;
}
.expandable-button .close-icon {
  position: relative;
  height: 100%;
  width: 100%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 2em;
}
.expandable-button .close-icon .fas {
  position: absolute;
  top: 100%;
  transition: 0.15s;
}
.expandable-button:hover {
  box-shadow: 0 15px 100px 10px #10182022;
}
.expandable-button .expansion-item {
  position: absolute;
  top: 50%;
  left: 50%;
  height: 1em;
  width: 1em;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  text-decoration: none;
  color: #101820;
  transition: 0.25s;
  box-shadow: 0 5px 80px 5px #10182044;
}
.expandable-button .expansion-item .expansion-content {
  display: none;
  transition: 0.15s;
  animation: fadeOut 0.5s linear forwards;
}
.expandable-button .expansion-item:nth-of-type(1) {
  transform: translateX(calc(-60% + -25px)) translateY(-50%);
}
.expandable-button .expansion-item:nth-of-type(2) {
  transform: translateX(calc(-57% + 0px)) translateY(-50%);
}
.expandable-button .expansion-item:nth-of-type(3) {
  transform: translateX(calc(-54% + 25px)) translateY(-50%);
}
.expandable-button.expanded {
  width: 5em;
  height: 5em;
}
.expandable-button.expanded:hover {
  box-shadow: 0 10px 50px 5px #10182022;
}
.expandable-button.expanded .close-icon .fas {
  top: 50%;
  transform: translateY(-50%);
  transition-delay: 0.25s;
}
.expandable-button.expanded .expansion-item {
  width: 7em;
  height: 2em;
  border-radius: 5em;
  top: -50%;
  pointer-events: fill;
  transform: translateX(-0.7em);
}
.expandable-button.expanded .expansion-item:hover {
  top: -60%;
}
.expandable-button.expanded .expansion-item .expansion-content {
  height: 100%;
  display: flex;
  a.........完整代码请登录后点击上方下载按钮下载查看