body {
  /* margin: 2%; */
  /* margin-top: 40px; */
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: rgb(0, 0, 0);
   /* border: 10px solid #000000;  */
   /* border-radius: 10px; */
  /* background-image: linear-gradient(to right, red,orange,yellow,green,blue,indigo,violet); */
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}
