how to enlarge image wen hover

1img:hover {
2transform: scale(1.3);
3}

1Enter the following block of code into the Custom CSS field in your job
2 
3.thumbnail:hover {
4    position:relative;
5    top:-25px;
6    left:-35px;
7    width:500px;
8    height:auto;
9    display:block;
10    z-index:999;
11}
12 
13in the HTML Add the attribute, class="thumbnail" to each image element 
14that you would like to enlarge on hover so that the element looks something like this
15 
16<img src="[your hosted image URL]" class="thumbnail" height="100" width="100" />