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

body{
    width: 100vw;
    height: 100vh;
    display: grid;
    place-items: center;
    background-color: #102330;
}

.game-body{
    width: 400px;
    height: 420px;
    border-radius: 15px;
    background-color: rgba(107, 106, 106, 0.35);
    box-shadow: 8px 10px 8px 8px rgba(0, 0, 0, 0.5);
}

.boxs{
    width: 70px;
    height: 70px;
    margin: 30px auto;
    margin-left: 44px;
    border-radius: 5px;
    display: inline-block;
    text-align: center;
    line-height: 70px;
    font-size: 4rem;
    font-weight: bold;
    cursor: pointer;
    color: #CCC;
    outline: none;
    border: none;
}

.b{
    background-color: rgb(74, 103, 112);
}

.b:hover{
    color: rgba(0, 0, 0, 0.665);
    background-color: rgb(118, 154, 167);
} 

#o {
    font-size: 2.8rem !important;
    padding-top: 6px;
}

#turn{
    color: #294c63;
}