css hover on one element change another code example
Example 1: hover on one div affect another
//cube is directly inside the container:
#container:hover > #cube { background-color: yellow; }
//cube is next to (after containers closing tag) the container:
#container:hover + #cube { background-color: yellow; }
//If the cube is somewhere inside the container:
#container:hover #cube { background-color: yellow; }
//If the cube is a sibling of the container:
#container:hover ~ #cube { background-color: yellow; }
Example 2: how to change another element on hover
// If the cube is directly inside the container:
#container:hover > #cube { background-color: yellow; }
// If cube is next to (after containers closing tag) the container:
#container:hover + #cube { background-color: yellow; }
// If the cube is somewhere inside the container:
#container:hover #cube { background-color: yellow; }
// If the cube is a sibling of the container:
#container:hover ~ #cube { background-color: yellow; }
Example 3: css hover change other element
#container:hover > #cube { background-color: yellow; }
Example 4: css hover change another element
#a:hover + #b {
background: #ccc
}
<div id="a">Div A</div>
<div id="b">Div B</div>