body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}

/* ********** Bootstrap Styles ********** */

/* ********** Estilos Propios ********** */

nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    padding: 10px 100px;
    box-sizing: border-box;
    transition: 0.5s;
}

nav.estrechada {
    background-color: #b7b199;
    height: 80px;
    padding: 10px 50px;
}

nav .logo {
    float: left;
}

nav .logo img {
    height: 80px;
    transition: 0.5s;
}

nav.estrechada .logo img {
    height: 60px;
}

nav ul {
    float: right;
    margin: 0;
    padding: 0;
    display: flex;
}

nav ul li {
    list-style: none;
}

nav ul li a {
    line-height: 80px;
    /*misma medida que la asignada como altura al CSS de la IMG del logo*/
    color:rgb(38, 38, 38);
    padding: 5px 20px;
    font-family: "Roboto", sans-serif;
    text-transform: uppercase;
    transition: 0.5s;
}

nav.estrechada ul li a {
    color: #fff;
    line-height: 60px;
    /*misma medida que la asignada como altura al CSS de la IMG del logo*/
}

nav ul li a.active,
nav ul li a:hover {
    color: #fff;
    background-color: #fb0b0b;
    text-decoration: none;
}

section.sec1 {
    width: 100%;
    height: 100vh;
    background-image: url(./imagenes/celulares.jpg);
    background-size: cover;
}

section.sec2 {
    width: 100%;
    height: 100vh;

    padding-bottom: 1000px;
}

section.sec3 {
    width: 100%;
    height: 100vh;
    background-image: url(../images/header-cielo-03.jpg?fbb4096c33a4b4c760892baaf3d5bdc0);
    background-size: cover;
}

section.content {
    padding: 100px;
    text-align: justify;
}

section.content h1 {
    margin: 0;
    padding: 0;
    font-size: 2em;
}

section.content p {
    margin: 20px 0 0;
    padding: 0;
    font-size: 1.1em;
}

/* ********** Parte Responsive ********** */

.barra-responsive {
    display: none;
}











@media (max-width: 768px) {
    .barra-responsive {
        display: block;
        width: 100%;
        height: 60px;
        background-color:#7b7a7a;
        position: fixed;
        top: 0;
        left: 0;
        padding: 5px 20px;
        box-sizing: border-box;
        z-index: 1;
        align-content: end;
    }

    .barra-responsive .logo img {
        float: left;
        height: 50px;
    }

    .barra-responsive .menu {
        float: right;
        color: #fff;
        margin: 0;
        padding: 0;
     
        line-height: 20px;
        /*misma medida que la asignada como altura al CSS de la IMG del logo*/
        cursor: pointer;
        text-transform: uppercase;
    }

 
    nav.estrechada {
        background-color: #262626;
        height: 100px;
        padding: 0;
    }

    nav .logo {
        display: none;
    }
    
  

    nav ul {
        position: absolute;
        width: 100%;
        top: 60px;
        left: 0;
        background-color: #262626;
        float: none;
        display: block;
        opacity: 0;
    }

    nav ul.active {
        display: block;
    }

    nav ul li {
        width: 100%;
    }

    nav ul li a {
        display: block;
        width: 100%;
        padding: 0;
        text-align: center;
        line-height: 30px !important;
        color: white;
    }
}