使用到的组件
element组件
布局 Layout
按钮 Button
滑块 Slider
进度条 Progress
弹出框 Popover
html5组件
audio
<template><div><el-row><el-col :span="4"><el-popoverplacement="top-start"trigger="hover"><div><el-progress color="#67C23A"type="circle" :percentage="music.volume"></el-progress><br><el-button @click="changeVolume(-10)"icon="el-icon-minus" circle></el-button><el-button @click="changeVolume(10)"icon="el-icon-plus" circle></el-button></div>
