body, html {
    height: 100%;
    margin: 0;
}

canvas {
    border: 1px solid #ccc;
    width: 100%; 
    height: 70%; 
}

.button {
    background-color: #bbbbe1; 
    color: #1f2937;
    padding: 0.5rem 1rem; 
    border-radius: 0.375rem;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #d1d5db; 
}