:root{--primary-color:#f3f3f3;--secondary-color:#3ba1fe}body{color:var(--secondary-color)}.button{background-color:var(--secondary-color);border-color:var(--secondary-color)}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;background-color:#f3f3f3}