body,html{padding:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;overflow:hidden}h1{font-weight:700}*{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}