body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0;
    padding: 0;
    height: 100vh;
    justify-content: center;
    background-color: #f0f0f0;
}
.main {
    text-align: center;
}
.blocks {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(3, 1fr);
}
.block {
    width: 100px;
    height: 100px;
    background-color: #ccc;
    border: 2px solid #333;
    cursor: pointer;
}
.mole {
    background-color: brown;
}