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

    --primario: #784d3c;
    --blanco: #ffffff;
    --negro: #000000;
    --gris: #d1d1d1;
}
html{
    box-sizing: border-box;
    font-size: 62.5%;
}
*, *: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{
    max-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;
}
.footer{
    background-color: var(--negro);
    background-position: center center;
    padding-bottom: 2rem;
}
.header__texto{
    color: var(--blanco);
    text-align: center;
    margin-top: 5rem;
}
.barra{
    padding-top: 2rem;
}
@media (min-width: 768px) {
    .barra{
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}
.logo{
    color: var(--blanco);
}
.logo__nombre{
    font-weight: normal;
}
.logo__bold{
    font-weight: 800;
}
.navegacion__enlace{
    display: block;
    text-align: center;
    font-size: 1.8rem;
    color: var(--blanco);
}
@media (min-width: 768px) {
    .navegacion{
        display: flex;
        gap: 2rem;
    }
    .header__texto{
        margin-top: 20rem;
    }
}
.entrada{
    border-bottom: 1px solid var(--gris);
    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;
}
.boton--primario{
    background-color: var(--negro);
}
.boton:hover{
    cursor: pointer;
}
@media (min-width: 768px) {
    .contenedor-principal{
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 4rem;
    }
    .boton{
        display: inline-block;
    }
    .entrada__contenido a{
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}
.boton--secundario{
    background-color: var(--primario);
}
.cursos{
    list-style: none;
}
.widget-curso{
    border-bottom: 1px solid var(--gris);
    margin-bottom: 2rem; 
}
.widget-curso:last-of-type{
    border: none;
    margin-bottom: 0; 
}
.widget-curso__label{
    font-family: var(--fuenteHeading);
    font-weight: 800;
    font-size: 2rem;
}
.widget-curso__info{
    font-weight: 400;
    font-size: 2rem;
}
@media (min-width: 768px) {
    .sobre-nosotros{
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 2rem;
    }
}
.curso{
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--gris);
    margin-bottom: 2rem; 
}
.curso:last-of-type{
    border-bottom: none;
    margin-bottom: 0; 
}

@media (min-width: 768px) {
    .curso{
        display: grid;
        gap: 1rem;
        grid-template-columns: 1fr 3fr;
        column-gap: 2rem;
    }
}
.curso__label{
    font-family: var(--fuenteHeading);
    font-weight: 800;
    font-size: 2rem;
}
.curso__info{
    font-weight: 400;
    font-size: 2rem;
}
.entrada{
    margin: 2rem 0;
}
.contacto-bg{
    background-image: url(../img/contacto.jpg);
    height: 40rem;
    background-size: cover;
    background-repeat: no-repeat;
}
.formulario{
    background-color: var(--blanco);
    margin: -5rem auto 0 auto;
    width: 95%;
    padding: 5rem;
}
.campo{
    display: flex;
    margin-bottom: 2rem;
    gap: 2rem;
}
.campo__label{
    flex: 0 0 9rem;
    text-align: right;
}
.campo__field{
    flex: 1rem;
    border: 1px solid var(--gris);
}
.campo__field--textarea{
    height: 20rem;
}