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;line-height:1.6;font-size:18px}*{box-sizing:border-box}a{color:#0070f3;text-decoration:none}a:hover{text-decoration:underline}button{border-radius:.4rem;background-color:#fff;padding:.5rem;border:2px solid #000;font-size:18px}button:hover{background-color:#000;color:#fff}button:active{background-color:#9c9b9b}img{max-width:100%;display:block}