Hello,
Please add this code in custom css:
.product-navigation .next-product .hide-info {
left: -100px;
}
.product-navigation .next-product .hide-info:after, .product-navigation .prev-product .hide-info:after, .product-navigation .next-product .hide-info:before, .product-navigation .prev-product .hide-info:before {
left: 30%;
}
.product-navigation .prev-product .hide-info {
left: -132px;
}
.product-navigation .prev-product .hide-info:before, .product-navigation .prev-product .hide-info:after {
left: 50%;
}
Regards