body {
    background-color: #404040;
    color: #fff;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

h1 {
    text-align: center;
}

.cell {
    background-color: 404040;
    height: 5vw;
    width: 5vw;
    border: 2px solid #696969;
    border-radius: 0px;
    display: inline-block;
    text-align: center;
    line-height: 5vw;
    font-size: 3vw;
    font-weight: bold;
    margin: 1px;
}

.board {
    margin: 0 1px;
    display: flex;
    flex-direction: column;
}

.row {
    margin: auto;
    padding: 0;
    display: flex;
    flex-direction: row;
}

.board-container {
    justify-content: center;
    margin: 0 1vw;
    text-align: center;
}

.board-container-container {
    display: flex;
    justify-content: center;
}

.timer-container {
    display: flex;
    justify-content: center;
}

.timer {
    font-size: 3.5vw;
    font-weight: bold;
}

.board-indicator {
    font-size: 3vw;
    height: 4vw;
}

.board-indicator-container {
    display: flex;
    justify-content: center;
}