.product.attribute.strikeprice {
    color: #ababab;
    text-decoration: line-through red;
}

.catalog-category-view .product-item-details {
    position: relative;
}

.catalog-category-view .product.attribute.strikeprice {
    position: absolute;
    top: 30px;
    right: 80px;
}

.catalog-product-view .product.attribute.strikeprice {
    font-size: 36px;
    line-height: 36px;
    float: left;
    clear: both;
    margin-right: 25px;
}