html,body{background-color:#fff;margin:0;padding:0;border:0;font-size:18px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen-Sans,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,Helvetica,ヒラギノ角ゴ Pro W3,Hiragino Kaku Gothic Pro,メイリオ,Meiryo,ＭＳ Ｐゴシック,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;line-height:1.3}