.big {
    transform: scale(1.3);
}
.game {
    border: solid;
    font-size: 20px;
}
.button {
    background-image: linear-gradient(to bottom, transparent, transparent 50%, rgba(0, 0, 255, .31)), linear-gradient(to top, transparent, transparent 50%, rgba(0, 0, 255, .31));
    font-size: 20px;
    border-radius: 10px;
}
.input {
    font-size: 20px;
    border-radius: 10px;
}