*{
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
}

body {
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    margin: 1;
    color: hsl(0, 0%, 100%);
    background-color: hsl(216, 98%, 17%);;
    min-height: 100dvh;
    grid-template-rows: auto 1fr;
    text-align: center;
  }

header, footer {
    background-color: hsl(0, 96%, 34%);
    color: hsl(0, 0%, 100%);
    padding: 1%;
    margin-top: 1em;
    margin-bottom: 1em;
    margin-left: 2%;
    margin-right: 2%;
    border-radius: 0.5em;
  }

h2 {
  background-color: hsl(216, 100%, 26%);
  text-align: center;
  padding: 1%;
  margin-top: 1em;
  margin-bottom: 1em;
  margin-left: 2%;
  margin-right: 2%;
  border-radius: 0.5em;
}

h3 {
  background-color: hsl(0, 96%, 34%);
  text-align: center;
  padding: 1%;
  margin-top: 1em;
  margin-bottom: 1em;
  margin-left: 2%;
  margin-right: 2%;
  border-radius: 0.5em;
  }

.enlace a {
  text-decoration: none;
  color: white;
}

.enlace {
  border-radius: 0.5em;
  background-color: hsl(216, 98%, 17%);
  border: none;
  outline: none;
  width: 4em;
  padding-block: 0.2em;
  border-radius: 0.5em;
  text-align: center
  }

.portada img {
  max-width: 10em;
  border-radius: 25%;
  padding: 1em
  }

.materias ul li{
  text-align: left;
  margin-left: 12%
}

.academicos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr));
  gap: 1rem;
  align-self: stretch;
  grid-template-rows: auto 1fr;
}

.academicos h3 {
  margin-block-start: 1; 
}

.academicos {
  background-color: hsla(12, 54%, 46%, 0.247);
  padding: 1rem;
  border-radius: 0.5em;
  margin-top: 1rem;
  margin-bottom: 1rem;
  margin-left: 2%;
  margin-right: 2%;
}

.academicos img {
  max-width: 9rem;
  border-radius: 0.5em;
  margin-top: 1em;
  margin-bottom: 1em;
}

.equipo a {
  text-decoration: none;
  color: white;
}