#game-board {
    width: 400px;
    height: 400px;
    border: 1px solid black;
    margin: 20px auto;
    position: relative;
    background-color: #f0f0f0;
}

.snake {
    width: 20px;
    height: 20px;
    background-color: green;
    position: absolute;
}

.food {
    width: 20px;
    height: 20px;
    background-color: red;
    position: absolute;
}

.snake-head {
    background-color: blue;
    /* 또는 원하는 색상 */
}

#score-board {
    text-align: center;
    font-size: 24px;
    margin-bottom: 10px;
}

#game-board {
    width: 400px;
    height: 400px;
    border: 1px solid black;
    margin: 20px auto;
    position: relative;
    background-color: #f0f0f0;
}

#restart-button {
    display: block;
    width: 100px;
    margin: 20px auto;
    padding: 10px;
    font-size: 16px;
}