.w30s__variant-attribute {
    position: relative
}

.w30s__variant-attribute .attribute-item {
    margin-bottom: 15px
}

.w30s__variant-attribute .attribute-item .list-option .option-item {
    display: inline-block;
    min-width: 30px;
    width: auto;
    height: 30px;
    line-height: 30px;
    text-align: center;
    cursor: pointer;
    margin-right: 7px;
    padding: 0 7px;
    background-color: #fff
}

.w30s__variant-attribute .attribute-item .list-option .option-item:last-child {
    margin-right: 0
}

.w30s__variant-attribute .attribute-item .list-option .option-item.active {
    border-color: red;
    opacity: 1
}

.w30s__variant-attribute .attribute-item .list-option .option-item {
    border: 2px solid #ccc
}