.square {
    width: 150px;
    height: 150px;
    border: white 1px solid;
    padding: 10px;
    text-align: center;
}

.clicked {
    background-color: #2e6188;
}

.win-modal {
    color: black;
}

.square:hover {
    background-color: #20425d;
    color: white;
    transition: 0.3s;
}