先来看一下效果图：
（推荐教程：CSS教程）
代码示例如下：
<template> <div> <button>缩小</button> <button>放大</button> <button>关闭</button> </div></template> <script>export default {data() {return {flag_fullpageWebView: 1};}};</script> <style scoped>.windowAction {margin-top: -5px;-webkit-app-region: no-drag;min-width: 70px;text-align: right;button {&:hover {color: #a8aabd;}} .min {width: 14px;height: 14px;background-color: transparent;font-size: 0;margin-right: 18px;position: relative;color: #878896;&:after {content: "";width: 100%;position: absolute;left: 0;bottom: 0;border-bottom: 2px solid;}} .fullpage {width: 16px;height: 16px;color: #878896;border: 2px solid;background-color: transparent;font-size: 0;margin-right: 18px;}.close {width: 18px;height: 18px;font-size: 0;background-color: transparent;position: relative;color: #878896;transform: rotate(45deg) translate(-2px, 2px);&:before, &:after {content: "";position: absolute;}&:before {width: 100%;left: 0;top: 50%;transform: translateY(-50%);border-top: 2px solid;}&:after {height: 100%;left: 50%;top: 0;transform: translateX(-50%);border-left: 2px solid;}}}</style>相关视频教程推荐：css视频教程
以上就是如何利用css实现放大缩小关闭效果的知识。速戳>>知识兔学习精品课！