li {
    font-size: 2em;
  }
  
  .main {
    font-size: 2px;
  }
  
  html {
    font-size: 10px;
  }
  
  .overlay {
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    width: 100px;
    height: 100px;
    box-sizing: border-box;
    position: absolute;
  
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    /* width: calc(100px + 200px + 1rem); */
  
    z-index: 1;
  }
  
  .modal {
    border: 2px solid black;
    width: 300px;
    height: 100px;
    background-color: cornflowerblue;
    font-size: 20px;
    color: white;
    position: absolute;
  
    z-index: 2;
    overflow: auto;
  }