.app{font-family:Muyao,Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;overflow:hidden;background-image:url(../img/bg.94640b8e.jpeg);background-repeat:no-repeat;background-size:100% 100%}.app,.full-screen{width:100vw;height:100vh}