css change parent on hover code example

Example 1: how to select child when hover on parent element css

/* Selecting a child element on :hover parent element*/ 
.parent:hover .child {
   /* ... */
}

Example 2: hover on father elemet activates a child element css

/* EXAMPLE
projetos-hover is father; projetos-hover-text is the child
When hover on the father use ">" to aply on a child
*/

.projetos-hover-text {
  transform: translateY(-50%);
  transition: all 0.2s ease 0s;
}

.projetos-hover:hover > .projetos-hover-text {
  transform: translatey(+5%);
}