* {
    margin: 0;
    padding: 0;
    -box-sizing: border-box;

}

h1 {
    padding-top: 20px;
    color: #fff;
    text-align: center;
}

body{
    background: #0b2027;
    line-height: 18px;
}

a{
    text-decoration: none;
    color: #fff;
}

.contenedor-menu{
    width: 20%;
    min-width: 300px;
    margin: 50px;
    display: inline-block;
    line-height: 18px;
}

.contenedor-menu .menu{
    width: 100%;
}

.contenedor-menu ul {
    list-style: none;
}

.contenedor-menu .menu li a {
    color: #494949;
    display: block;
    padding: 15px 20px;
    background: #e9e9e9;
}

.contenedor-menu .menu li a:hover{
    background: #1a95d5;
    color: #fff;
}

.contenedor-menu .menu ul{
    display: none;
}

.contenedor-menu .menu ul li a{
    background: #424242;
    color: #e9e9e9;
}

.contenedor-menu .menu .activado > a{
    background: #1a95d5;
    color: #fff;
}

.contenedor-menu .menu .icono.derecha {
    float: right;
    margin-left: 10px;
}

.centrado{
    display: inline-block;
    position: absolute;
}

.head_diagram{
    color: #fff;
    font-size: 30px;
    margin-top: 50px;
    font-weight: bold;
}

#foto, #foto2{
    margin-top: 20px;
    background: #fff;
}