body {
    text-align: center;
    background-color: black;
}

canvas {
    display: block;
    margin: auto;
    background: #222;
}

/* Modal (hidden by default) */
.modal {
    display: none;  /* Hidden initially */
    position: fixed;
    z-index: 10;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); /* Transparent black */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Modal content */
.modal-content {
    background-color: white;
    padding: 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0px 0px 10px black;
}

/* Buttons */
.modal-content button {
    margin: 10px;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
}

#restartBtn {
    background-color: green;
    color: white;
}

#exitBtn {
    background-color: red;
    color: white;
}

/* Start Game Modal (Different from existing .modal) */
.start-modal {
    display: flex;  /* Show as flex */
    justify-content: center;
    align-items: center;
    position: fixed;
    z-index: 10;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); /* Dark transparent overlay */
}

/* Start Game Modal Content */
.start-modal-content {
    background-color: white;
    padding: 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0px 0px 10px black;
}

/* Start Game Button */
#startGameBtn {
    background-color: green;
    color: white;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    margin-top: 10px;
}