.sidebar {
    position: fixed;
	width: 0px;
    height: 100%;
    
    top: 0;
    left: 0;
    z-index: 2;
    background-color: #00324b;
    overflow-x: hidden;
    transition: 0.4s;
    padding: 1rem 0;
    box-sizing:border-box;
}

.sidebar .boton-cerrar {
    position: absolute;
    top: 0.5rem;
    right: 1rem;
    font-size: 2rem;
    display: block;
    padding: 0;
    line-height: 1.5rem;
    margin: 0;
    height: 32px;
    width: 32px;
    text-align: center;
    vertical-align: top;
}

.sidebar ul, .sidebar li{
    margin:0;
    padding:0;
    list-style:none inside;
}

.sidebar ul {
    margin: 4rem auto;
    display: block;
    width: 80%;
    min-width:200px;
}

.sidebar a {
    display: block;
    font-size: 120%;
    color: #eee;
    text-decoration: none;
    
}

.sidebar a:hover{
    color:#fff;
    background-color: #f90;
	background-color: #00000024;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.33);
  border-radius: 2px;
  backdrop-filter: blur(60px);

}

h1 {
    color:#f90;
    font-size:180%;
    font-weight:normal;
}

#contenido.active {
  visibility: visible;
  top: 15px;
  z-index: 1;
}

#contenido:not(.active) {
  top: 400px;
  z-index: 2;
}
#contenido {
	position: fixed;
	visibility: hidden;
	z-index: 2;
    transition: margin-left .4s;
	top: 400px;
    
}

.abrir-cerrar {
    color: #2E88C7;
    font-size:1rem;   
}

#abrir {
    
}
#cerrar {
    display:none;
}