body {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
}
h1 {
    font-family: "Pixelify Sans", serif;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 2.5rem;
}
.container {
    text-align: center;
    width: 100%;
    max-width: 800px;
    padding: 20px;
    box-sizing: border-box;
}

#color-picker {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.color-box {
    width: 30px;
    height: 30px;
    border: 2px solid transparent;
    cursor: pointer;
}

.color-box.selected {
    height: 35px;
    width: 35px;
    border: 2px solid black;
}

#grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1px;
    aspect-ratio: 1;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    background-color: #ddd;
}

.pixel {
    aspect-ratio: 1;
    width: 100%;
    background-color: white;
    border: none;
    cursor: pointer;
}

button {
    margin: 15px 5px;
    padding: 8px 16px;
    background-color: #ddd;
    border: 1px solid #ccc;
    border-radius: 4px;
    cursor: pointer;
}

@media (max-width: 600px) {
    body {
        align-items: center;
        width: 100%;
    }
    
    .container {
        padding: 10px;
    }
    
    .color-box {
        width: 20px;
        height: 20px;
    }
    
    .color-box.selected {
        width: 24px;
        height: 24px;
    }

}