*{margin:0;padding:0;box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0;padding:0;overflow:hidden;background-color:#0c121e;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.app-root{width:100%;height:100%;position:relative}