body{
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    justify-content: center;
    padding-top: 50px;
}

.container{
    border: 2px solid #5b87c6;
    padding: 15px 20px;
    width: 380px;
    box-sizing: border-box;
}

.title{
    font-size: 16px;
    margin-bottom: 12px;
    color: #000;
}

.color-list{
    display: flex;
    gap: 12px;
    margin-bottom: 10px;
}

.color-box{
    width: 45px;
    height: 45px;
    cursor: pointer;
    transition: transform 0.1s;
}

.color-box:hover{
    transform: scale(1.05);
}

.color-info{
    font-size: 15px;
    font-weight: bold;
    min-height: 22px;
    margin-bottom: 15px;
}

.preview-box{
    width: 100%;
    height: 180px;
    border: 3px solid #808080;
    background-color: #ffffff;
    box-sizing: border-box;
    transition: background-color 0.2s;
}