image de fond
div {
background-color: #ffffff;
background-image: url("img_tree.png");
background-repeat: no-repeat;
background-attachment: scroll|fixed|local|initial|inherit;
background-position: right top | x% y% | xpos ypos;
background-clip: border-box|padding-box|content-box|initial|inherit;
background-size: auto|length|cover|contain|initial|inherit;
}
//shorthand:
div {
background: #ffffff url("img_tree.png") no-repeat right top;
}
CuteKittyCat