* {
    margin: 0;
    padding: 0;
  }
  
  ::selection {
    background: none;
  }
  
  body,
  html {
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    font-size: 10px;
    background: whitesmoke;
    font-family: Arial, sans-serif;
  }
  
  .square {
    height: 80vmin;
    width: 80vmin;
    box-shadow: 1px 3px 12px 3px lightgrey;
  }
  
  .cover {
    height: 100%;
    width: 100%;
  }
  
  .row {
    display: flex;
    height: calc(100% / 3);
  }
  
  .field {
    display: flex;
    align-items: center;
    justify-content: center;
    width: calc(100% / 3);
    border: solid 2px honeydew;
    font-family: Arial, sans-serif;
    text-transform: uppercase;
    font-weight: 900;
    font-size: 15vh;
    color: honeydew;
    background: #269;
    cursor: pointer;
  }
  
  .field:hover {
    background: lightblue;
  }
  
  .field:first-child {
    width: calc(100% / 3);
    border-left: none;
  }
  
  .field:last-child {
    width: calc(100% / 3);
    border-right: none;
  }
  
  .row:first-child .field {
    border-top: none;
  }
  
  .row:last-child .field {
    border-bottom: none;
  }
  
  .clicked {
    pointer-events: none;
    cursor: auto;
  }
  
  .menu {
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    letter-spacing: 2px;
    font-size: 2.5vh;
    text-transform: uppercase;
    position: absolute;
    width: 100%;
    height: 100%;
  }
  
  .menu-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #269;
    opacity: 1;
    z-index: 1;
  }
  
  .table {
    z-index: 14;
    text-align: center;
  }
  
  .btn,
  .info-btn {
    width: 100px;
    height: 100px;
    margin: 4vh;
    background: #269;
    border: 2px solid white;
    color: white;
    font-size: 5rem;
    font-weight: 800;
    cursor: pointer;
  }
  
  .info-btn {
    width: 15%;
    height: 20%;
    font-size: 3.5vh;
  }
  
  .btn:hover,
  .info-btn:hover {
    background: lightblue;
  }
  
  #info {
    position: fixed;
    top: 0%;
    border-radius: 3px;
    width: 60vmin;
    height: 30vmin;
    background: rgba(255, 255, 255, 0.9);
    animation: modal 400ms forwards;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    box-shadow: 1px 1px 1px 1px lightgrey;
    text-align: center;
    font-size: 2.8vh;
    line-height: 4.5vh;
    padding-top: 1%;
  }
  
  @keyframes modal {
    from {
      opacity: 0;
      transform: scale(0.01);
    }
  
    to {
      transform: translateY(100%) scale(1);
      opacity: 1;
    }
  }