body {
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background-color: #000000;
    color: #00ff41;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

.container {
    background-color: #000000;
    padding: 5%;
    text-align: center;
    max-width: 90%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    margin: 0 0 20px;
    color: #00ff41;
}

#grid-container {
    display: grid;

    width: 100%;
    max-width: 95%;
    margin: 0 auto 20px;
    justify-content: center;
}


.cell {
    width: 20px;
    height: 20px;
    border: 1px solid #004d15;
    background-color: #000000;
    cursor: pointer;
}

.cell.alive {
    background-color: #00ff41;
}

.controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

button {
    background-color: #004d15;
    color: #00ff41;
    border: 1px solid #00ff41;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    margin-bottom: 10px;
}

button:hover {
    background-color: #00ff41;
    color: #000000;
}

.rules {
    display: flex;
    justify-content: center;
    margin-bottom: 10px;
  }
  
  table {
    border-collapse: collapse;
  }
  
  th,
  td {
    border: 1px solid #004d15;
    padding: 5px;
    text-align: center;
  }

  th {
    background-color: #002208;
    color: #00ff41;
  }