body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
}

#colorDisplay {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 20px;
}

.color-box {
    width: 50px;
    height: 50px;
    margin: 5px;
    border: 1px solid #ddd;
}

#colorOutput, #hexColorOutput {
    width: 100%;
    margin-top: 20px;
    min-height: 100px;
}

#hexColorOutput {
    margin-top: 10px;
}