ul {
  list-style: none;
  padding: 0;
}

#toggle-description {
 position: fixed;
 right: 0;
 top: 0;
 margin: 0.75em;
 font-size: 1.5em;
 width: 1em;
 height: 1em;
 border-radius: 50%;
 background-color: rgba(0, 0, 0, 0.6);
 padding: 0.5em;
 transition: all 0.25s ease-in-out;
 box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.6), 0 6px 20px 0 rgba(0, 0, 0, 0.6);
 z-index: 10;
}

#toggle-description:hover {
  cursor: pointer;
  box-shadow: 4px 4px 8px 0 rgba(255, 255, 255, 0.3), -4px -4px 8px 0 rgba(255, 255, 255, 0.3);
}

#toggle-description:hover, #toggle-description.active {
  background-color: rgba(255, 255, 255, 0.8);
  color: black;
}

#header {
  font-variant: small-caps;
  text-shadow: 3px 3px 5px #000;
  text-align: left;
  margin-bottom: 2em;
  margin-top: 1em;
}

#header h1 {
  border-bottom-style: solid;
  padding-bottom: 1em;
  margin-left: auto;
  margin-right: auto;
  width: 75%;
}

#header p {
  margin-left: auto;
  margin-right: auto;
  width: 75%;
}

#header span {
  float: right;
  text-align: right;
  font-size: 0.75em;
}

#header span a {
  margin-left: 1em;
}

#content {
  text-align: center;
  max-width: 90%;
  left: 50%;
  width: 65em;
  transform: translate(-50%, 0);
  position: absolute;
}

.article {
  height: 14em;

  margin-bottom: 2em;
  border-radius: 7em;
  border-style: none;
  border-color: rgba(0, 0, 0, 0);
  border-width: 5px;

  transition: all 0.25s ease-in-out;

  color: rgba(0, 0, 0, 0);
  text-align: center;

  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.6), 0 6px 20px 0 rgba(0, 0, 0, 0.6);
}

.article:hover, .primary-text {
  color: rgba(255, 255, 255, 1);
}

.article:hover {
  box-shadow: 4px 4px 8px 0 rgba(255, 255, 255, 0.3), -4px -4px 8px 0 rgba(255, 255, 255, 0.3);
}

.article-banner {
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
  width: 100%;
  border-radius: 7em;
  outline-style: none;
}

.article-content {
  height: 14em;
  overflow: hidden;
  transition: all 0.25s ease-in-out;
  display: block;
  padding-left: 4em;
  padding-right: 4em;
}

.article-content:hover, .primary-text .article-content {
  background-color: rgba(0, 0, 0, 0.7);
  text-shadow: 5px 5px 8px #000;
}

.article-content h2 {
  text-transform: capitalize;
  margin-top: 3em;
  margin-bottom: 1.25em;
}

.article-content p {
  font-weight: bold;
}

.article-content i {
  margin-left: 1em;
  margin-right: 0.7em;
}

@media only screen and (max-width: 600px) {
  h1 { font-size: 1.5rem; }

  h2 { font-size: 1.25rem; }

  p { font-size: 0.9rem; }

  #toggle-description { font-size: 1.25rem; }

  .article {
    border-radius: 3em;
    margin-bottom: 1em;
  }

  .article-banner {
    border-radius: 3em;
  }

  .article-content {
    padding-left: 2em;
    padding-right: 2em;
  }
}