#app,body{background-color:#000}#app{font-family:MicrosoftYaHei,Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;-webkit-box-sizing:border-box;box-sizing:border-box;overflow:hidden;min-width:1500px;min-height:100vh;position:relative}.logo{position:absolute;left:0;top:0;margin:60px 0 0 80px;width:100px;height:100px}.bold{font-weight:700}