canvas {
    /* width: 400px;
    height: 400px; */
    margin: 0;
    padding: 0;
    overflow: hidden;
    border:5px solid black;
    background-color: black;
  }
  
  body {
    font-size: 1.2rem;
    line-height: 1.4em;
    font-weight: 400;
    font-style: normal;
    letter-spacing: 0.01em;
    text-rendering: optimizeLegibility;
  }
  
  body {
    /* max-width: 700px; */
    /* max-width: 40em; */
    padding: 1.6em;
  }

  main {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  code {
    letter-spacing: 0.05em;
    color:teal
  }
  
  p {
    /* max-width: 40em; */
    /* font-family: sans-serif; */
    line-height: 1.4;
    text-align: left;
  }
  
  :is(p, ul, ol) + :is(h1, h2, h3, h4, h5, h6) {
    margin-top: 2em;
    font-family: Helvetica, Open Sans, sans-serif;
  }
  
  :is(h1, h2, h3, h4, h5, h6) {
    font-family: Helvetica, Open Sans, sans-serif;
    line-height: 1.2em;
  }
  
  /*https://www.w3schools.com/css/css_grid.asp*/
  .grid-container {
    display: grid;
    grid-template-columns: auto auto auto;
    width: 1220px;
  
    gap: 10px;
    /*column-gap: 10px;
    row-gap: 10px;
    gap: 10px;*/
  }