body, html {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  background-color: black;
}

h1, h2, h3, h4, h5, p {
  padding: 0;
  margin: 0;
}

#nav-mini, #nav-ctrl {
  display: none;
}

#nav {
  background-color: black;
  position: fixed;
  display: flex;
  justify-content: center;
  top: 0;
  width: 100%;
  z-index: 1;
}

#nav a {
  color: white;
  display: block;
  float: center;
  font-family: sans-serif;
  font-size: calc(0.75em + 0.1vw);
  font-weight: bold;
  outline: 0;
  padding: 1em;
  text-decoration: none;
  text-align: center;
  text-shadow: 0 0 0.5em black;
  text-transform: uppercase;
}

#nav a:hover {
  color: gray;
}

#home {
  background-image: url("../img/background.jpg");
  height: 100%;
  width: 100%;
  background-position: bottom;
  background-repeat: no-repeat;
  background-size: cover;
}

#home .content {
  margin: 0;
  width: 90%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

#home .title {
  color: white;
  font-family: sans-serif;
  font-size: calc(2.25em + 3vw);
  font-weight: bold;
  margin-bottom: 0.25em;
  text-shadow: 0 0 0.1em black;
}

#home .subtitle {
  color: lightgray;
  font-family: serif;
  font-size: calc(1em + 0.5vw);
  font-weight: normal;
  font-style: italic;
  margin-bottom: 2.5em;
  text-shadow: 0 0 0.1em black;
}

#home .social, #footer .social {
  display: block;
}

#home .social a, #footer .social a {
  outline: 0;
  text-decoration: none;
  margin: 0.75em;
}

#home .social a img, #footer .social a img {
  display: inline-block;
  vertical-align: middle;
  height: calc(1em + 1vw);
  width: calc(1em + 1vw);
}

#home .social a img {
  filter: invert(100%) drop-shadow(0 0 0.1em black);
}

#home .social a img:hover {
  filter: invert(75%) drop-shadow(0 0 0.1em black);
}

#about, #contact {
  background: black;
}

#about .content, #contact .content, #experience .content, #education .content {
  width: 80%;
  max-width: 50em;
  margin: 0 auto;
  padding: 6em 1em;
}

#about .left .pic {
  border-radius: 100%;
  width: 7em;
  height: 7em;
  background-image: url("../img/profile-pic.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

#about .title, #contact .title {
  color: white;
  font-family: sans-serif;
  font-size: 1.5em;
  font-weight: bold;
  margin-bottom: 0.5em;
}

#about .text, #contact .text {
  color: lightgray;
  font-family: sans-serif;
  font-size: 1em;
  text-align: justify;
}

#about p, #experience p, #education p, #contact p{
  margin-bottom: 0.5em;
}

#experience, #education {
  background: white;
}

#about .left, #experience .left, #education .left {
  float: left;
  width: 30%;
  text-align: left;
}

#about .right, #experience .right, #education .right {
  display: block;
  width: 70%;
  margin-left: 30%;
}

#experience .title, #education .title {
  display: inline;
  color: black;
  text-transform: uppercase;
  font-family: sans-serif;
  font-size: 1em;
  font-weight: bold;
  padding-bottom: 0.2em;
  border-bottom: 0.2em solid lightgray;
}

#experience .organization, #education .university {
  color: black;
  font-family: sans-serif;
  font-size: 1.5em;
  font-weight: bold;
  margin-bottom: 0.5em;
}

#experience .position, #education .degree {
  color: dimgray;
  font-family: serif;
  font-size: 1.1em;
  font-style: italic;
  font-weight: normal;
  margin-bottom: 0.5em;
}

#experience .date, #education .date {
  color: dimgray;
  font-family: sans-serif;
  font-size: 0.9em;
  font-style: normal;
  font-weight: normal;
  display: inline-block;
}

#experience .description, #education .description {
  color: dimgray;
  font-family: sans-serif;
  font-size: 1em;
  font-weight: normal;
  text-align: justify;
  margin-bottom: 2em;
}

#education .content {
  border-top: 0.1em solid lightgray;
}

#education .thesis {
  color: dimgray;
  font-family: sans-serif;
  font-size: 0.9em;
  font-weight: bold;
  margin-bottom: 0.5em;
}

#education .description a {
  color: dimgray;
  font-family: sans-serif;
  font-size: 0.9em;
  font-weight: bold;
  text-decoration: none;
  outline: 0;
}

#contact .text {
  display: inline-block;
}

#contact .button {
  border-radius: 0.1em;
  float: right;
  outline: 0;
  text-decoration: none;
  padding: 0.75em;
  color: black;
  height: 1.75em;
  padding: 0.5em 1em;
  background-color: white;
  min-width: 12em;
  font-size: 1em;
  text-align: center;
}

#contact .button:hover, #contact .button:active {
  background-color: dimgray;
  color: white;
}

#contact .button:hover > img, #contact .button:active > img {
  filter: invert(100%);
}

#contact .button img {
  filter: invert(0%);
  height: 1.75em;
  width: 1.75em;
  display: inline-block;
  vertical-align: middle;
}

#contact .button .label {
  display: inline-block;
  vertical-align: middle;
  font-weight: bold;
  padding-left: 1em;
}

#footer {
  background-color: black;
  text-align: center;
  padding: 0 1em 1em;
}

#footer .social a img {
  filter: invert(25%) drop-shadow(0 0 0.1em black);
}

#footer .social a img:hover {
  filter: invert(100%) drop-shadow(0 0 0.1em black);
}

#footer .text {
  margin-top: 2em;
  font-size: 0.75em;
  font-weight: normal;
  text-align: center;
  color: gray;
  display: block;
}

@media (max-width: 600px) {
  /* Navigation */
  #nav {
    display: none;
  }

  #nav-mini .menu {
    display: none;
    box-shadow: 0 0 0.5em black;
  }

  #nav-mini .menu a {
    border-radius: 0.1em;
    font-size: 0.75em;
    display: block;
    padding: 0.75em;
    color: white;
    background-color: black;
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
    outline: 0;
  }

  #nav-mini .menu a:hover {
    color: gray;
  }

  #nav-mini {
    background: black;
    display: block;
    position: fixed;
    top: 0;
    left: 5%;
    outline: 0;
    text-decoration: none;
    z-index: 1;
  }

  #nav-ctrl + label > img {
    cursor: pointer;
  }

  #nav-ctrl:checked + label > img {
    filter: invert(100%);
    box-shadow: 0 0 0.5em white;
    color: gray;
  }

  #nav-ctrl:checked + label + .menu {
    display: block;
  }

  #nav-mini img {
    display: block;
    background-color: white;
    height: 1.75em;
    width: 1.75em;
    padding: 0.5em;
    box-shadow: 0 0 0.5em black;
  }

  /* About */
  #about .left {
    display: none;
  }

  #about .right {
    width: 100%;
    margin-left: 0;
  }

  /* Resume */
  #experience .left, #education .left {
    float: none;
    text-align: center;
    width: 100%;
    margin-bottom: 3em;
  }

  #experience .right, #education .right {
    width: 100%;
    margin-left: 0;
  }

  /* Contact */
  #contact .text {
    margin-bottom: 2em;
  }

  #contact .button {
    display: block;
    margin: 0 auto;
    float: none;
  }
}