Try to add the next custom CSS code:
.single-product .tabs .tabs-nav{
display: flex;
flex-direction: row;
justify-content: center;
}
.single-product .tabs-nav li:first-child {
order: 2;
}
.single-product .tabs .tabs-nav li:last-child {
order: 1;
}
Try to enable “Remove space between slides” – https://prnt.sc/v3mlw8 If this is not what you are looking for, describe the desired result in more detail.
Regards