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

  --primario: #784d3c;
  --blanco: #ffffff;
  --negro: #000000;
}

html {
  box-sizing: border-box;
  font-size: 62.5%; /* 1 rem = 10 px*/
}
*,*::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;
  width: min(90%, 120rem); /*nueva forma de css3 de abreviar linea 25 y 26*/
}
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*/
.webp .header {
  background-image: url(../img/banner.webp);
}
.no-webp .header {
  background-image: url(../img/banner.jpg);
}
.header {
  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*/
.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 #e1e1e1;
  margin-bottom: 2rem;
}
.entrada:last-of-type {
  border: none;
  margin-bottom: 0;
}
/*Botones*/
.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--primario {
  background-color: var(--negro);
}
.boton--secundario {
  background-color: var(--primario);
}
.boton:hover {
  cursor: pointer;
}

/*Cursos*/
.cursos {
  list-style: none;
}
.widget-curso {
  border-bottom: 1px solid #e1e1e1;
  margin-bottom: 2rem;
}
.widget-curso__label,
.curso__label {
  font-family: var(--fuenteHeading);
  font-weight: 700;
  font-size: 2rem;
}
.widget-curso__info,
.curso__info {
  font-weight: 400;
  font-size: 2rem;
}
.widget-curso:last-of-type {
  border: none;
  margin-bottom: none;
}

/*Footer*/
.footer {
  background-color: var(--negro);
  padding-bottom: 3rem;
  margin-top: 4rem;
}

/*Sobre Nosotros*/
@media (min-width:768px) {
  /* .sobre-nosotros {
    display: flex;
    gap: 2rem;
  }
  .sobre-nosotros__imagen,
  .sobre-nosotros__texto {
    flex-basis: 50%;
  } */
  .sobre-nosotros {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 2rem;
  }
}

/*Cursos*/
.curso {
  padding: 3rem 0;
  border-bottom: 1px solid #e1e1e1;
}
@media (min-width:768px) {
  .curso {
    display: grid;
    grid-template-columns: 1fr 2fr;
    column-gap: 2rem;
  }
}
.curso:last-of-type {
  border: none;
}
/*Contacto*/
.contacto-bg {
  background-image: url(../img/contacto.jpg);
  height: 40rem;
  background-size: cover;
  background-repeat: no-repeat;
}

/*Formulario*/
.formulario {
  background-color: var(--blanco);
  margin: -5rem auto;
  width: 95%;
  padding: 5rem;
}
.campo {
  display: flex;
  margin-bottom: 2rem;
  gap: 2rem;
}
.campo__label {
  flex: 0 0 9rem;
  text-align: right;
  padding-right: 2rem;
}
.campo__field {
  flex: 1;
  border: 1px solid #e1e1e1;
}
.campo__field--textarea {
  height: 20rem;
}