* {
  scroll-behavior: smooth;
}

:root {
  --morado-muy-oscuro: #17002d;
  --morado-oscuro: #1a0033;
  --morado-titulos: #5b00b3;
  --lila: #ece5f2;
  --morado-blanco: #f8f6fb;
}

.container {
  max-width: 1000px;
  flex: 1; /* tambien podemos usar width: 100%; */
  margin: 0 auto;
  display: inherit;
  justify-content: inherit;
  align-items: inherit;
  height: inherit;
  flex-wrap: inherit;
}

.testing {
  display: flex;
  align-items: center;
  justify-content: center;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Fjalla One", sans-serif;
  font-weight: normal;
}

body {
  font-family: "Source Sans Pro", sans-serif;
  margin: 0;
  /* padding-top: 70px; Relleno superior igual a la altura de la cabecera */
}

header {
  background: var(--morado-muy-oscuro);
  color: white;
  display: flex;
  justify-content: space-between;
  min-height: 70px;
  align-items: center;
  flex-wrap: wrap;
  /* Fijar cabecera
  width: 100%; hacemos que la cabecera ocupe el ancho completo de la página
  left: 0; Posicionamos la cabecera al lado izquierdo
  top: 0; Posicionamos la cabecera pegada arriba
  position: fixed; Hacemos que la cabecera tenga una posición fija
  z-index: 99; */
}

figure {
  margin: 0;
}

ol,
ul {
  margin: 0;
  padding: 0;
  list-style: none; /* quita los estilos que vienen por defecto (cómo la numeración y viñetas)  */
}

header ol {
  display: flex;
}

header a {
  color: white;
  text-decoration: none;
  padding: 0 10px;
}

.menu a {
  border-bottom: 1px solid transparent;
  transition: border-bottom 0.4s;
  padding-bottom: 10px;
}

.menu a:hover {
  border-bottom: 1px solid var(--lila);
}

.hero {
  height: auto;
  background: var(--morado-oscuro);
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

h1 {
  margin: 0;
  font-size: 2.5rem;
  line-height: 1.5;
  letter-spacing: -0.2px;
}

h1 strong {
  color: var(--morado-titulos);
}

.hero-imageContainer {
  border-radius: 150px;
  overflow: hidden;
  width: 280px;
  height: 280px;
}
.hero-image {
  width: 280px;
  height: 280px;
  object-fit: cover;
}

.portfolio {
  background: var(--lila);
  padding-bottom: 30px;
}

h2 {
  font-family: "Source Sans Pro", sans-serif;
  color: var(--morado-titulos);
  text-transform: uppercase;
  font-weight: bold;
  font-size: 24px;
  margin-bottom: 40px;
  margin-top: 0;
  padding-top: 40px;
}

.project {
  background: white;
  border: 1px solid gray;
  display: flex;
  border-radius: 10px;
  margin-bottom: 15px;
  margin-right: 10px;
  margin-left: 10px;
  padding: 20px;
  justify-content: space-between;
  align-items: center;
  box-shadow: 3px 5px 33px #888888;
  min-height: 360px;
  flex-wrap: wrap;
}

.project-title {
  font-size: 1.5em;
  margin-top: 0;
  margin-bottom: 0.3em;
}

.project-tools,
.project-date,
.project-url {
  margin: 0.4em 0;
}

.project-tools {
  text-transform: uppercase;
}

.project-description {
  font-size: 1em;
}

.project strong {
  font-family: "Fjalla One", sans-serif;
}

.project-details {
  width: 50%;
  font-size: 20px;
}

.project-url {
  font-size: 1em;
}

.project-course {
  font-size: 0.7em;
}

.project-date {
  font-size: 1em;
}

.project-imageContainer {
  width: 50%;
}

.project-imageContainer img {
  max-width: 100%;
}

.skill {
  background: var(--morado-blanco);
  height: 250px;
}

.skill-container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.course {
  display: flex;
  flex-wrap: wrap;
  padding-bottom: 20px;
}

.course-section {
  margin: 1%;
  width: 48%;
  border-radius: 10px;
  overflow: hidden;
  background-color: var(--morado-oscuro);
  flex-shrink: 0;
  box-shadow: 3px 5px 33px #888888;
}

.course-details {
  background-color: white;
  height: auto;
  margin: 20px 40px;
  margin-top: -40px;
  position: relative;
  padding: 20px;
  text-align: center;
  /* z-index: 0; */
  font-size: 16px;
}

.course-title {
  font-size: 1.2em;
}

.course-details p {
  font-size: 1em;
}

.course-details a {
  font-size: 1em;
}

.course-imageContainer {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.course-image {
  width: 100%;
  object-fit: cover;
}

.course-description {
  text-align: left;
}

.course-url {
  color: var(--morado-titulos);
  border: 1px solid;
  padding: 5px 20px;
  text-decoration: none;
  border-radius: 5px;
}

.contact {
  margin-top: 20px;
  background: var(--morado-titulos);
  color: white;
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.form-email h3 {
  text-transform: uppercase;
  font-family: "Source Sans Pro", sans-serif;
}

.social-link {
  display: inline-block;
  width: 50px;
  height: 50px;
  background-size: 50px 50px;
  margin: 0 10px;
}

.social-link.twitter {
  background-image: url(../images/twitter.svg);
}

.social-link.github {
  background-image: url(../images/github.svg);
}

.social-link.instagram {
  background-image: url(../images/instagram.svg);
}

.form-email input {
  border: 2px solid gray;
  border-radius: 5px;
  padding: 10px 20px 10px 25px;
  background-image: url(../images/envelope.svg);
  background-size: 15px 15px;
  background-repeat: no-repeat;
  background-position-y: center;
  background-position-x: 5px;
}

.form-email button {
  display: block;
  background: transparent;
  padding: 10px 0;
  color: white;
  border: 1px solid;
  border-radius: 5px;
  width: 100px;
  margin-top: 10px;
}

.footer {
  color: white;
  background-color: var(--morado-muy-oscuro);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.html-video {
  max-width: 100%;
}

.flexible-video {
  width: 100%;
  height: 0;
  padding-top: 56.25%; /* Para calcular la proporción de nuestro vídeo:  height * 100 / width */
  background-color: #ece5f2;
  position: relative;
  margin-top: 20px;
}

.youtube-video {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 1024px) {
  .container {
    padding: 0 1em;
  }

  .hero {
    justify-content: center;
  }

  .hero-imageContainer {
    margin-left: 10px;
    margin-top: 10px;
    margin-bottom: 10px;
  }

  h1 {
    margin-top: 10px;
    margin-bottom: 10px;
  }
}

@media screen and (max-width: 767px) {
  header {
    display: block;
  }

  header ol {
    display: block;
  }

  header ol li {
    height: 50px;
    text-align: center;
  }

  .logo {
    text-align: center;
  }

  .project {
    display: block;
  }

  .project-imageContainer {
    width: auto;
    text-align: center;
  }

  .project-details {
    width: auto;
    font-size: 16px;
  }

  .course-details {
    font-size: 14px;
  }

  .course-section {
    width: auto;
    flex-shrink: initial;
  }

  .course-image {
    width: 100%;
    object-position: 0% 30%;
  }

  .contact {
    padding-right: 10px;
    padding-left: 10px;
  }

  .hero {
    font-size: 14px;
    padding: 10px 0;
    display: block;
    text-align: center;
  }

  .hero-imageContainer {
    width: 180px;
    height: 180px;
    margin: 0 auto;
  }
  .hero-image {
    width: 180px;
    height: 180px;
  }

  h1 {
    font-size: 2rem;
  }
}

@media screen and (max-width: 480px) {
  .project-details {
    width: auto;
    font-size: 14px;
  }

  .course-image {
    min-height: 193px;
  }

  .skill h2 {
    margin-bottom: 20px;
  }

  .contact {
    height: auto;
    padding: 10px 0;
    display: block;
    text-align: center;
  }

  .contact button {
    margin: 15px auto;
  }

  .footer .container {
    display: block;
    text-align: center;
  }

  .hero {
    font-size: 13px;
    padding: 8px 0;
  }

  .hero-imageContainer {
    width: 100px;
    height: 100px;
  }
  .hero-image {
    width: 100px;
    height: 100px;
  }

  h1 {
    font-size: 1.5rem;
  }
}

@media screen and (max-width: 320px) {
  .project-details {
    width: auto;
    font-size: 12px;
  }

  .course-image {
    height: 193px;
  }

  .course-details {
    padding: 16px;
    padding-top: 10px;
  }

  .hero {
    justify-content: center;
  }

  .hero-imageContainer {
    margin-top: 8px;
  }
}