body {
 font-family: helvetica, arial, sans-serif;
 background: #e3e3e3;
 text-align: center;
 
}

/* MENU */

#nav {
 background: #e5e5e5;
 float: left;
 margin: 0; padding: 0;
 border: 0px solid white;
 border-bottom: none;
 font-size: 12px;
}

#nav li a, #nav li {
 float: left;
}

#nav li {
 list-style: none;
 position: relative;
}

#nav li a {
 padding: 1em 2em;
 text-decoration: none;
 color: #7d7d7d;
 background: #ffffff;
 /*background: -moz-linear-gradient(top, black, #ffffff 0px, #cecece 25px);
 background: -webkit-gradient(linear, left top, left 25, color-stop(4%, #ffffff), to(#cecece));
 background:-o-linear-gradient(rgb(255, 255, 255), rgb(206, 206, 206));
 background:linear-gradient(rgb(255, 255, 255), rgb(206, 206, 206));*/
 border-right: 0px solid #3c3c3c;
 border-left: 0px solid #292929;
 border-bottom: 0px solid #232323;
 border-top: 0px solid #545454;
}

#nav li a:hover {
 background: #e2e2e2;
 background: -moz-linear-gradient(top, #e2e2e2, #f7f7f7);
 background: -webkit-gradient(linear, left top, left bottom, from(#e2e2e2), to(#f7f7f7));
 background:-o-linear-gradient(rgb(226, 226, 226), rgb(247, 247, 247));
 background:linear-gradient(rgb(251, 233, 160), rgb(247, 247, 247));
}


/* Submenu */

.hasChildren {
	position: absolute;
	width: 5px; height: 5px;
	background: black;
	right : 0;
	bottom: 0;
}

#nav li ul {
 display: none;
 position: absolute;
 left: 0;
 top: 100%;
 padding: 0; margin: 0;
}

#nav li:hover > ul {
 display: block;
}

#nav li ul li, #nav li ul li a {
 float: none;
}

#nav li ul li {
 _display: inline; /* for IE6 */
}

#nav li ul li a {
 width: 150px;
 display: block;
}

/* SUBSUB Menu */

#nav li ul li ul {
 display: none;
}

#nav li ul li:hover ul {
 left: 100%;
 top: 0;
}



#contenedor #cuerpo-mantenimiento #txt-fotovoltaica {
	height: 260px;
	width: 1200px;
}
#contenedor #cuerpo-mantenimiento #txt-fotovoltaica #der {
	float: left;
	height: 260px;
	width: 580px;
	padding-right: 10px;
	padding-left: 10px;
}
#contenedor #cuerpo-mantenimiento #txt-fotovoltaica #izq {
	float: left;
	height: 260px;
	width: 580px;
	padding-right: 10px;
	padding-left: 10px;
}
#contenedor #cuerpo-mantenimiento #gal-fotovoltaica {
	height: 550px;
	width: 1200px;
}
#contenedor #cuerpo-mantenimiento {
	height: 850px;
	width: 1200px;
	background-image: url(../images/img-txt-hidrogeno.jpg);
	float: left;
}