css change image width

1/*Search Term: "CSS change image width"*/
2
3img {
4  width: /*Add width here*/;
5}
6
7/*Example*/
8img {
9  width: 200px;
10}

1/*Search Term: "CSS change image height"*/
2
3img {
4  height: /*Add height here*/;
5}
6
7/*Example*/
8img {
9  height: 200px;
10}