*{padding:0;margin:0;-webkit-box-sizing:border-box;box-sizing:border-box}html,html body{height:100%;width:100%}html body{-o-background-size:cover;font-family:Microsoft YaHei;-webkit-box-sizing:border-box;box-sizing:border-box}html body #app{font-size:16px}#app,html body #app{height:100%;width:100%}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50;overflow:hidden}