.hover-container:hover .hover-target {
    opacity: 1;
}

.hover-target {
    opacity: 0;
    transition: opacity 300ms ease-in-out;
}

.hover-target.MuiIconButton-root {
    transition: opacity 300ms ease-in-out, background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;
}