Imagen de contenido de CSS
DIV:before {
content: url(http://name.png);
}
Exuberant Eagle
DIV:before {
content: url(http://name.png);
}/* for child */
.custom_img:after {
content: "";
background-color: #2359cf;
height: 400px;
width: 70%;
top: -15px;
right: -6px;
position: absolute;
z-index: 999;
}