#preface {
  background-color: var(--mid);
  padding: 30px;
}

#preface .subheading {
  text-align: center;
}

#preface .content {
  max-width: 650px;
}

#preface p {
  padding: 15px 0;
}

#directory {
  text-align: center;
}

#directory .flex-item {
  position: relative;
  border: 2px solid transparent;
  border-color: var(--dark);
  background-color: var(--light);
  color: var(--dark);
  margin: 10px 15px;
  padding: 10px;
  min-width: 250px;
  text-align: center;
}

#directory .flex-item:hover {
  border-color: var(--light);
  color: var(--light);
  box-shadow: 0 0 15px var(--dark) inset;
  background-color: var(--blue);
  cursor: pointer;
}

#directory .flex-item:active,
#directory .flex-item:focus {
  background-color: var(--blue);
  color: var(--dark);
  box-shadow: 0 0 15px var(--dark) inset;
}

.proj-panel {
  position: relative;
  display: block;
  transition: all 0.35s, font-size 0s;
  overflow: hidden;
  min-height: 50%;
  border-bottom: 5px solid #FFF;
}

.proj-panel:hover .proj-bg {
  filter: blur(5px) brightness(0.15);
}

.proj-panel:hover .proj-title {
  color: var(--light);
}

.proj-panel .proj-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-attachment: fixed;
  background-size: cover;
  transition: inherit;
  background-color: #555555;
  filter: blur(2px) brightness(0.3);
  box-shadow: 0 0 0 15px var(--dark);
}

.proj-info {
  height: 100%;
  width: 100%;
  padding: 50px;
  color: var(--light);
}

.proj-title {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 3px solid var(--accent);
  font-size: 60%;
  display: block;
  font-weight: 600;
}

.proj-date {
  font-size: 35%;
  font-weight: 400;
}

.proj-desc {
  text-indent: 50px;
  font-size: 30%;
  font-weight: 200;
  padding: 20px 0;
}

.proj-usage {
  font-size: 25%;
  font-weight: 400;
}

.proj-usage p:before {
  font-weight: 400;
  color: var(--accent);
}

.proj-usage .languages:before {
  content: 'Languages: ';
}

.proj-usage .additional:before {
  content: 'Additional: ';
}

.proj-usage .concepts:before {
  content: 'Concepts: ';
}

.proj-link-holder {
  display: block;
  text-align: center;
  margin-top: 5%;
  font-size: 27px;
  font-size: 35%;
}

.proj-link-holder .proj-link {
  border: 2px solid var(--light);
  border-radius: 100%;
  box-shadow: 0 0 5px var(--dark) inset;
  color: var(--light);
  padding: 15px;
  margin: 5px;
  text-decoration: none;
  text-shadow: 0 0 10px var(--dark);
  white-space: nowrap;
}

.proj-link-holder .proj-link.fa-chevron-up {
  padding: 15px 17px;
}

.proj-link-holder .proj-link:hover,
.proj-link-holder .proj-link:focus,
.proj-link-holder .proj-link:active {
  background-color: var(--accent);
}