#game-panel {
    width: 341px;
    height: 341px;
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    display: flex;
    align-content: center;
    justify-content: center;
}

.top-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    transform: translateY(-100%);
    display: grid;
    grid-template-columns: 38% 21% 41%;
    font-size: 12px;
}

.bottom-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transform: translateY(108%);
    width: 100%;
    font-size: 12px;
}

#checkerboard {
    display: grid;
    grid-template-columns: repeat(20, 16px);
    grid-template-rows: repeat(20, 16px);
    grid-column-gap: 1px;
    grid-row-gap: 1px;
    padding: 1px;
    background: #000;
}

.square {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
}

.snake::after {
    display: block;
    content: '';
    width: 70%;
    height: 70%;
    border-radius: 100%;
    background: #9bbef8;
}

.snake.head::after {
    background: #0037ff;
}

.snake.tail::after {
    background: #7400d2;
}

.food::after {
    display: block;
    content: '';
    width: 70%;
    height: 70%;
    border-radius: 100%;
    background: #d54830;
}

#notify.center {
    display: block;
    text-align: center;
}