change an image to another image once you hover on it

Site URL: https://www.blancoynegro.com/bynhistory

Hey there! Hopefully you can help me. I would like an image to change to another once you hover over with the mouse. Is that possible?

Check this page as a reference: https://cloudhorizon.com/en/about.html
There's no need for the transition effect. 

Add to Design > Custom CSS

/* Bynhistory image hover */
div#block-yui_3_17_2_1_1651746805098_3177 {
.slide:nth-child(1):hover img {
    content: url(https://cdn.pixabay.com/photo/2021/12/19/21/48/eurasian-pygmy-owl-6881984__480.jpg);
}
.slide:nth-child(2):hover img {
    content: url(https://cdn.pixabay.com/photo/2022/05/05/01/11/cormorant-7175037__340.jpg);
}
.slide:nth-child(3):hover img {
    content: url(https://cdn.pixabay.com/photo/2020/05/19/13/48/cartoon-5190942__340.jpg);
}
.slide:nth-child(4):hover img {
    content: url(https://cdn.pixabay.com/photo/2021/12/05/08/55/port-6847014__340.jpg);
}
.slide:nth-child(5):hover img {
    content: url(https://cdn.pixabay.com/photo/2022/05/03/20/12/prague-7172597__340.jpg);
}}