Try to fix this with the following code snippet

.vc_tta-tabs.vc_tta-tabs-position-top .vc_tta-panel {
    right:0;
}
.vc_tta-tabs.vc_tta-tabs-position-top .vc_tta-panel .vc_tta-panel-body {
    overflow:visible;
}
.vc_tta-panel-body .basel-products-load-next {
  right: -45px!important;
}
.vc_tta-panel-body .basel-products-load-prev {
   left: -45px!important;
}