Add this code to the Custom CSS field on the Style tab of your Before and After Slider widget’s settings:
[class^='Carousel__Container-sc'] > div {
padding-top: 40px !important;
}
.eapp-before-and-after-slider-navigation-navigation {
position: absolute;
top: 0 !important;
right: 0 !important;
}
.eapp-before-and-after-slider-pagination-component {
margin: 7px 0 0 12px;
top: 0 !important;
left: 0 !important;
}
.eapp-before-and-after-slider-arrow {
top: 0 !important;
}