*{margin:0;padding:0;box-sizing:border-box}#app,body,html{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;color:#333;line-height:1.6;background:#fff}a{text-decoration:none;color:inherit}.container{max-width:1500px;margin:0 auto;padding:0 20px}