<!DOCTYPE html>
<html>
<head>
<style>
#btnControl {
display: none;
}
#btnControl:checked + label > img {
width: 150px;
height: 170px;
}
</style>
</head>
<body>
<input type="checkbox" id="btnControl" />
<label class="btn" for="btnControl">
<img src="https://images.unsplash.com/photo-1565520651265-1148c3b277f4?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=500&q=60" id="btnLeft" />
</label>
</body>
</html>