Hello,
Please create new topics for different questions to prevent misunderstanding.
1. Please provide some screenshots for better understanding the desired result. You can use such screenshot maker as Lightshot and provide links of screenshots in Private Content.
2. Please try to use this custom css code:
.product-information .tabs.accordion .tabs-nav {
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: vertical;
-webkit-box-direction: normal;
-webkit-flex-direction: column;
-ms-flex-direction: column;
flex-direction: column;
}
.product-information .tabs.accordion .tabs-nav li:last-of-type,
.product-information .tabs.accordion .tabs-nav li.first-item,
.product-information .tabs.accordion div:last-of-type {
-webkit-box-ordinal-group: -1;
-webkit-order: -2;
-ms-flex-order: -2;
order: -2;
}
.product-information .tabs.accordion .tabs-nav .firstItem,
.product-information .tabs.accordion .tabs-nav .tab-description {
-webkit-box-ordinal-group: 0;
-webkit-order: -1;
-ms-flex-order: -1;
order: -1;
}
Regards