* {
  box-sizing: border-box;
  list-style-type: none;
  margin: 0;
  padding: 0;
}

html {
  font-family: 'Domine', serif;
}

body {
  margin: auto;
  max-width: 90%;
  background-color: #FAFAFA;
  color: #4A4A4A;
}

/* FLEX STYLES */

.flex {
  display: flex;
}

#home, #nav, #header, #items {
  flex-direction: column;
}

/* REPEATED STYLES */

nav h1, nav li, main h2, .card h3, footer {
  font-family: 'Roboto', sans-serif;
}

nav, nav h1, header, main {
  margin-bottom: 1.75rem;
}

header, nav, .card, .contact {
  box-shadow: 0 8px 6px -6px gray;
}

/* BASE STYLES */

a {
  text-decoration: none;
  text-align: center;
  color: inherit;
}

p {
  font-size: 1.25rem;
  line-height: 1.5;
}

/* MOBILE STYLES */

nav h1 {
  text-align: center;
  font-size: 2.75rem;
}

nav {
  background-color: steelblue;
  border-bottom: 8px solid skyblue;
  color: #fff;
  margin-top: 2rem;
  padding: 1.25rem;
  border-radius: 0.5rem;
}

nav a {
  display: inline-block;
  border-radius: 0.5rem;
  font-size: 1.5rem;
  padding: 1rem;
  margin-bottom: 0.5rem;
  width: 100%;
  transition-duration: 0.5s;
  border-bottom: 6px solid rgba(70,130,180,.25);
  color: #4A4A4A;
  background-color: #FFFFFF;
}

nav a:hover {
  border-bottom: 6px solid skyblue;
}

nav li {
  width: 100%;
  margin-bottom: 1rem;
}

header {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 1.55rem;
  border-bottom: 6px solid skyblue;
}

.user_bio p {
  text-align: center;
  padding: 1rem;
}

main {
  text-align: center;
  margin-top: 1.75rem;
}

main h2 {
  padding: 1.75rem;
}

.card {
  background-color: #fff;
  border-radius: 0 0 25px 25px;
  border-bottom: 6px solid skyblue;
  margin-bottom: 3rem;
  text-align: center;
}

.card h3 {
  padding: 1rem;
}

.card p {
  padding: 0rem 2rem 2rem 2rem;
}

img {
  width: 100%;
}

.skills div {
  padding: 0 2.5rem 1rem 2.5rem;
}

.contact, .skills {
  background-color: #fff;
  padding-bottom: 1.75rem;
  border-radius: 0.5rem;
  border-bottom: 6px solid skyblue;
}

.contact p {
  padding: 0.5rem 2.75rem 0.5rem 2.75rem;
}

footer {
  padding: 1.75rem 0 1.75rem 0;
  border-top: 1px solid lightgray;
  font-weight: bold;
}

.footer_flex {
  justify-content: space-between;
  flex-direction: row;
}

#footer_nav {
  display: none;
}

@media (min-width: 768px) {

  #nav {
    flex-direction: row;
  }

  #nav li {
    margin-right: 1rem;
  }

  #nav li:last-child {
    margin: 0;
  }

  #header {
    flex-direction: row-reverse;
    justify-content: space-around;
  }

  .user_bio {
    flex-basis: 75%;
  }

  .user_bio p {
    padding: 0rem 2rem 1rem 1rem;
  }

  #items {
    justify-content: center;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .card {
    flex-basis: 45%;
    margin-right: 1.25rem;
  }

  .second {
    margin-right: 0;
  }

  #back_to_top {
    display: none;
  }

  #footer_nav {
    display: flex;
  }

  #footer_nav li {
    margin-right: 1rem;
    font-size: 1.25rem;
  }

  #footer_nav li:last-child {
    margin-right: 0;
  }

  .skills div {
    padding: 0 5.5rem 1rem 5.5rem;
  }

}

@media (min-width: 1024px) {
  #home {
    flex-direction: row;
    justify-content: space-between;
  }

  #nav {
    flex-basis: 60%;
  }

  .card {
    flex-basis: 30%;
    margin-right: 1rem;
  }

  .third {
    margin-right: 0rem;
  }

  .user_bio {
    flex-basis: 50%;
  }

  .user_bio p {
    text-align: left;
  }

  .skills div {
    padding: 0 9.5rem 1rem 9.5rem;
  }
}