I have got a little problem with setting a background image for <button> . Here is the html I have got on site: <button id="rock" onClick ... ... <看更多>

change the image of body using html button by applying javascript function.. onclick method is used on button. ... <看更多>

A raised Button adds dimension to a flat layout—it shows a background shadow when touched (pressed) or clicked, as shown below. Raised button. In the figure ... ... <看更多>