body {margin:0; padding:0;}
img {display:block;}

.app {position: relative;}
.sombra {background:url(/memoria2013/imag/auxi/sombra-articulos-1273x22.png) no-repeat left top; background-size:100% 100%; height:22px; width:100%; position: absolute; top:0; left:0; z-index: 20;}
.sombra2 {background:url(/memoria2013/imag/auxi/sombra-articulos-1273x22-bottom.png) no-repeat left top; background-size:100% 100%; height:22px; width:100%; position: absolute; bottom:0; left:0; z-index: 20;}
.sombra3 {background:url(/memoria2013/imag/auxi/sombra_vertical-15x720-izq.png) no-repeat left top; background-size:100% 100%; height:100%; width:20px; position: absolute; top:0; left:0; z-index: 20;}
.sombra4 {background:url(/memoria2013/imag/auxi/sombra_vertical-15x720-der.png) no-repeat left top; background-size:100% 100%; height:100%; width:20px; position: absolute; top:0; right:0; z-index: 20;}

.buttons{
	position: absolute;
	z-index: 9000;
	top: 1%;
	left: 1%;
	cursor:pointer;
}

.zoom-out {
	background:url("/memoria2013/imag/auxi/boton-mas-30x26.png") no-repeat;
    height: 26px;

    width: 31px;
    float: left;
    }
.zoom-in {
	background:url("/memoria2013/imag/auxi/boton-menos-31x26.png") no-repeat;
    height: 26px;

    width: 31px;
    float: left;
    }