* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
}

.grid {
    width: 430px;
    height: 430px;
    padding: 5px;
    margin: 5px;
    background-color: darkslategray;
    display: flex;
    flex-wrap: wrap;
}

.grid span {
    width: 40px;
    height: 40px;
    margin: 1px;
    background-color: darkcyan;
}

.ship {
    width: 210px;
    height: 42px;
    display: flex;
    flex-wrap: wrap;
}

.ship.v {
    width: 42px;
    height: 210px;
}

.ship span {
    width: 40px;
    height: 40px;
    margin: 1px;
}

.carrier span {
    background-color: wheat;
}

.battleship span {
    background-color: darkslateblue;
}

.destroyer span {
    background-color: grey;
}

.submarine span {
    background-color: darkslategray;
}

.patrolboat span {
    background-color: darkgoldenrod;
}