.custom-card:hover .custom-parent-div {
background-color: orange; <-- Remove this
min-height: 150px;
overflow: visible; <-- Remove this
height: auto;
}

.custom-title {
z-index: 1;
position: relative;
}

.carousel-item-inner:hover .carousel-item-content::after {
width: calc(100% + 15px);
height: calc(100% + 25px);
z-index: 0;
transition: all 0.25s ease-out;;
}