:root{
    --fuenteHeading: 'PT Sans', sans-serif;
    --FuenteParrafos: 'Open Sans', sans-serif;

    --primario: #784D3C;
    --gis: #e1e1e1;
    --blanco: #ffffff;
    --negro: #000000;
}

html {
    box-sizing: border-box;
    font-size: 62.5%; /* 1rem = 10px */
}
*, *:before, *:after {
    box-sizing: inherit;
}
body {
    font-family: var(--FuenteParrafos);
    font-size: 1.6rem;
    line-height: 2;
}

/** Globales **/
.contenedor {
    max-width: 120rem;
    width: 90%;
    margin: 0 auto;
}
a {
    text-decoration: none;
}
h1, h2, h3, h4 {
    font-family: var(--fuenteHeading);
    line-height: 1.2;
}
h1 {
    font-size: 4.8rem;
}
h2 {
    font-size: 4rem;
}
h3 {
    font-size: 3.2rem;
}
h4 {
    font-size: 2.8rem;
}
img {
    width: 100%;
}

/* Utilidades */
.no-margin {
    margin: 0;
}
.no-padding {
    padding: 0;
}
.centrar-texto {
    text-align: center;
}

/* Header */
.header {
    background-image: url(../img/banner.jpg);
    height: 60rem;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}
.header__texto {
    text-align: center;
    color: var(--blanco);
    margin-top: 5rem;
}

@media (min-width:768px){
    .header__texto{
        margin-top: 15rem;
    }
}
.barra{
    padding-top: 4rem;
}
@media (min-width:768px){
    .barra {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}
.logo{
    color: var(--blanco);

}
.logo__nombre{
    font-weight: 400;
}
.logo__bold{
    font-weight: 700;
}

@media (min-width:768px) {
    .navegacion{
        display: flex;
        gap: 2rem;
    }
}
.navegacion__enlace {
    display: block;
    text-align: center;
    font-size: 1.8rem;
    color: var(--blanco);
}
@media (min-width:768px){ 
    .contenido-principal {
        display: grid;
        grid-template-columns: 2fr 1fr;
        column-gap: 4rem;
    }
}

.entrada {
    border-bottom: 1px solid var(--gis);
    margin-bottom: 2rem;
}
.entrada:last-of-type {
    border: none;
    margin-bottom: 0;
}
.boton {
    display: block;
    font-family: var(--fuenteHeading);
    color: var(--blanco);
    text-align: center;
    padding: 1rem 3rem;
    font-size: 1.8rem;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 2rem;
    border: none;
}
@media (min-width:768px) {
    .boton{ 
    display: inline-block;
    }
}
.boton:hover{
    cursor: pointer;
}
.boton--primario{
    background-color: var(--negro);
}
.boton--secundario{
    background-color: var(--primario);
}
.curso{
    list-style: none;
}
.widget-curso{
    border-bottom: 1px solid var(--gis);
    margin-bottom: 2rem;
    list-style: none;
}
.widget-curso:last-of-type{
    border: none;
    margin-bottom: 0;
}
.widget-curso__label,
.curso__label {
    font-family: var(--fuenteHeading);
    font-weight: bold;
}
.widget-curso__info{
    font-weight: normal;
}
.widget-curso__info,.widget-curso__label,
.curso__label {
    font-size: 2rem;
}
.footer{
    background-color: var(--negro);
    padding-bottom: 3rem;
    margin-top: 4rem;
}

/* Sobre Nosotros*/
@media (min-width:768px){
    .sobre-nosotros{
        display: flex;
        justify-content: space-between;
    }
    .sobre-nosotros__imagen,
    .sobre-nosotros__texto {
        flex-basis: calc(50% - 1rem);
    }
}

/* Cursos */

.curso{
    padding: 3rem 0;
    border-bottom: 1px solid var(--gis);
}
@media (min-width:768px){
    .curso{
        display: grid;
        grid-template-columns: 1fr, 2fr;
        column-gap: 2rem;
    }
}
.curso:last-of-type{
    border: none;
}
.curso__info{
    font-size: 2rem;
}

/* Entrada Blog */
.blog__texto{
    padding: 3rem;
    text-align: center; 
}
/* Contacto */
.contacto-bg{
    display: flex;
    justify-items: center;
    background-image: url(../img/contacto.jpg);
    height: 40rem;
    background-size: cover;
    background-repeat: no-repeat;
}

/* Formulario */
.formulario{
    background-color: var(--blanco);
    margin:-5rem auto 0 auto;
    width: 95%;
    padding: 5rem;
}
.campo{
    display: flex;
    margin-bottom: 2rem;
}
.campo__label{
    flex: 0 0 9rem;
    text-align: right;
    padding-right: 2rem;
}
.campo__field{
    flex: 1;
    border: 1px solid var(--gis);
}
.campo__field--textarea{
    height: 5rem;
}