body {
    font-family: sans-serif;
    font-size: 12pt;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
}

.notification {
    color: yellowgreen;
    border: 1px solid yellowgreen;
    position: relative;
    margin: .1em;
    padding: .5em;
    text-align: center;
    height: 20px;
}

.gameboard {
    width: auto;
    margin: 0 auto;
}

div[class*="cell-"] {
    display: inline-block;
    margin: .1em;
    border: 1px solid gray;
    width: 30px;
    height: 30px;
}

div .cell-hit {
    background-color: indianred;
}

div .cell-miss {
    background-color: darkgray;
}

.board-row {
    display: block;
}