css菜单点击伸缩动画效果代码-html代码-BFW代码库

css菜单点击伸缩动画效果代码

代码语言：html

代码描述：css菜单点击伸缩动画效果代码

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="zh">
<head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> 
<style>
body{background: #494A5F;       font-family: "Microsoft YaHei","Segoe UI", "Lucida Grande", Helvetica, Arial,sans-serif;}

.menu {
  display: block;
  box-sizing: border-box;
  background: white;
  height: 87.75px;
  width: 87.75px;
  padding: 36px;
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  margin: 30px auto;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.15);
  transition: 1.3s cubic-bezier(0.53, 0, 0.15, 1.3);
}
.menu.expanded {
  width: 420px;
}

span.item {
  padding: 9px;
  white-space: nowrap;
  visibility: visible;
  opacity: 1;
  transition: .3s;
  transform: rotateY(0deg);
}
span.item:nth-of-type(1) {
  transition-delay: .4s;
}
span.item:nth-of-type(2) {
  transition-delay: .5s;
}
span.item:nth-of-type(3) {
  transition-delay: .6s;
}
span.item:nth-of-type(4) {
  transition-delay: .7s;
}
span.hidden {
  width: 0;
  visibility: hidden;
  opacity.........完整代码请登录后点击上方下载按钮下载查看