/* SLIDER */
.slider {
	position: relative;
	top:5%;
	width: 45%;
	margin: auto;
	overflow: hidden;
}

.slider ul {
	display: flex;
	padding: 0;
	width: 400%;
	
	animation: cambio 20s infinite alternate linear;
}

.slider li {
	width: 100%;
	list-style: none;
}

.slider img {
	width: 70%;
}

@keyframes cambio {
	0% {margin-left: 0;}
	20% {margin-left: 0;}
	
	25% {margin-left: -100%;}
	45% {margin-left: -100%;}
	
	50% {margin-left: -200%;}
	70% {margin-left: -200%;}
	
	75% {margin-left: -300%;}
	100% {margin-left: -300%;}
}


input#abrir-cerrar { visibility:hidden; position: absolute; top: -9999px; }
input#abrir-cerrar:checked ~ #sidebar {
	width:300px;
}
input#abrir-cerrar:checked + label[for="abrir-cerrar"], input#abrir-cerrar:checked ~ #contenido {
	margin-left:300px;
	transition: margin-left .4s;
}
input#abrir-cerrar:checked + label[for="abrir-cerrar"] .cerrar { 
	display:inline;
}
input#abrir-cerrar:checked + label[for="abrir-cerrar"] .abrir {
	display:none;
}
.divprincipalmenu{
margin: auto;
width: 95%;
display: flex;
}


.nav{
    font-family: "Avenir",serif;
    position: fixed;
	top: 0;
	margin: 0;
    height: 100px;
    left:1% ;
    
    width: 97%;
    padding-left: 1%;
    padding-top: 15px;
    z-index: 1;

}

.ul, ol{
    list-style: none;
	text-decoration: none;
	
}
.nav li a{
background-color: rgba(23, 87, 206, 0.255);
	text-decoration: none;
	font-size: 18px;
    padding: 10px 15px;
    display: block; 
    
}
.nav li a:hover{
    background-color: #434343;
	list-style: none;
	color: wheat;
}
.nav > li {
	
float: left;
list-style: none;
}
.nav li ul{
    display: none;
    position: absolute;
    min-width: 140px;
    list-style: none;

}
.nav li:hover > ul{
 display: block
}
	.imgmenu{
		
		width: 2%;
	}
	.btn1{
		position: relative;
		left: 85%;
	}