javascript change element style $ code example
Example 1: add style javascript
// Bad:
element.setAttribute("style", "background-color: red;");
// Good:
element.style.backgroundColor = "red";
Example 2: how to change an element in a different elements code css
/*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; }