body{
max-width:650px;margin:40px auto;padding:0 5px;text-align: center;font:18px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";color:white;background:#171717}

h1,h2,h3{line-height:1.2}

  a:link{color:white}a:visited{color:white}

      img {
        max-width: 100%;
        max-width: 350px;
        height: auto;
      }