.swatch {
    width: 30px;
    height: 30px;
    display: inline-block;
    margin-right: 10px;
    cursor: pointer;
    border: 1px solid #000;
    outline: 2px solid #fff;
    border-style: dotted;
    border-radius: 15px;
}

.swatch.color-selected {
    outline: 2px solid #333;
}

.swatch.is-disabled {
    opacity: 0.35;
    filter: grayscale(1);
    cursor: not-allowed;
    pointer-events: none;
    border-color: #999;
    outline: 2px solid #e0e0e0;
}

.attribute-label {
    display: inline-block;
    padding: 6px 12px;
    margin: 5px 8px 0 0;
    border: 1px solid #ccc;
    border-radius: 4px;
    cursor: pointer;
    background: #f9f9f9;
}

.attribute-label.selected-attribute {
    background: #333;
    color: #fff;
    border-color: #333;
}

.attribute-label.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
    color: #777;
    background: #f2f2f2;
    border-color: #d0d0d0;
    text-decoration: line-through;
}