*{padding: 0px;
margin: 0;}

#contenido{

width: 960px;
height: auto;
background-color: #3fff31;
padding: 0px;
margin-left: 123px auto;

}

#header {

	margin: auto;
	width: 500px;
	font-family: arial, verdana, helvetica;
	border-radius: 5px;
	background-color: #E5fff3;
}

ul, ol , li  {

	list-style: none;
}

.nav li a{

background: url(menubar.gif) no-repeat;	color: silver;
background-position-x: initial;
background-position-y: initial;
background-size: initial;
background-repeat-x: no-repeat;
background-repeat-y: no-repeat;
background-attachment: initial;
background-origin: initial;
background-clip: initial;
background-color: initial;
text-decoration: none;
padding: 10px 15px;
display: block;
}


.nav li a:hover {

background-color: rgba(225 225 225 #012);

}

.nav li ul {

	display: none;
	position: absolute;
	min-width: 140px; 
}

.nav li:hover > ul {

	display: block;
}

.nav li ul li {

	position: relative;

}

.nav li ul li ul {

	right: -140px;
	top: 0;
}


.nav >li {

	float: left; 
}


.sumario {

background-color: #5ff55f;
font-family: Helvetica, arial, verdana;
font-size: 11px;
padding: 2px;

}

div#contenido {

	width: 750px;
	height: auto;
	background-color: blue;
	margin: 0 auto; 
	padding-top: 23px;
	position: relative;

}

div#contenido01 {

width: 123px;
position: absolute;
border-radio: 5px;
margin: 0px;
	height: auto;
	background-color: #676767;
	padding-top: 23px;
	margin-left: 20px;
	border-radius: 5px;
	top: 129px;
	margin-left: 0px;

}



.caja{
	display: block;
	width: 443px;
	height: 100px;
	background-color: silver;
	border: 3px solid #00f;
	padding: 3px;
	margin: 0 auto; 
	padding: 40;
	position: relative;
	font-size: 0.86em;
	




}
.caja2{
	display: block;
	width: 120px;
	height: 300px;
	background-color: silver;
	border: 3px solid #00f;
	padding: 3px;
	float: right;

}

#contenedor {


	border: 2px solid red; 
	border-radius: 6px;

}
#contenedor p {
	padding: 5px;
}