#app,body,html{min-width:400px;max-width:1024px;margin:0;padding:0;width:100%;border:0;font-size:100%;line-height:1.2;font:inherit;vertical-align:baseline;text-align:center;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;color:#000}