body {
  background-color: var(--primary-color);
  margin: 0;
  padding: 0;
}

h1 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 20px;
}

h2 {
  font-size: 1.75rem;
  color: white;
  text-align: left;
  font-weight: normal;
  margin-bottom: 8px;
  margin-top: 32px;
}

h3 {
  font-size: 1.25rem;
  color: var(--quinary-color);
  text-align: left;
  font-weight: bold;
  margin-bottom: 0px;
  margin-top: 8px;
}

p {
  font-size: 1.125rem;
  margin-bottom: 15px;
  text-align: justify;
  color: white;
}

#content-container ul {
  padding: 0;
}

#content-container ul li {
  margin-left: 32px;
  font-size: 1.2rem;
  padding: 8px 0;
  color: white;
}

p,
h2,
h3,
ul,
li {
  width: 100%;
  max-width: 960px;
}

#project-details {
  width: 100%;
  max-width: 960px;
  align-items: center;
  display: flex;
  flex-direction: column;
}

#project-details p {
  text-align: center;
  margin-top: 0px;
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.tag.unity {
  background-color: #000000;
}

.tag.csharp {
  background-color: #5c2d91;
}

.tag.vs {
  background-color: #2f99db;
}

.tags-container .tag {
  width: auto;
  display: inline-block;
  text-align: center;
  padding: 8px 12px;
  border-radius: 20px;
  font-size: 1rem;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: filter 0.3s ease;
  margin: 0px;
}

.tags-container .tag:hover {
  filter: brightness(1.2);
  cursor: pointer;
}

@media (max-width: 960px) {
  #demonstration-hide {
    display: none;
  }
}

.download-container {
  margin: 0px;
  padding: 0px;
  text-align: center;
  display: flex;
  justify-content: flex-end;
  width: 100%;
}

.download-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-size: 1rem;
  font-weight: bold;
  color: white;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.3s, transform 0.2s;
}

.download-button:hover {
  background-color: var(--dark-grey);
  transform: translateY(-2px);
}

.download-icon {
  width: 20px;
  height: 20px;
}

#content-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  background-color: var(--primary-color);
  border-radius: 12px;
  overflow: hidden;
}

#traffic-video {
  width: 100%;
  max-width: 720px;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 2px solid #666;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  margin-bottom: 16px;
}

#unity-container {
  position: relative;
  width: 960px;
  height: 540px;
  margin: auto;
}

#load-unity-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 12px 48px;
  font-size: 16px;
  background-color: var(--quaternary-color);
  color: var(--darker-grey);
  font-weight: bold;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  z-index: 1;
  position: relative;
  transition: background-color 0.3s, transform 0.3s ease, box-shadow 0.3s,
    color 0.3s;
}

#load-unity-button:hover {
  background-color: var(--dark-grey);
  transform: translate(-50%, calc(-50% - 3px));
  box-shadow: 0 6px 10px rgba(0, 0, 0, 0.2);
  color: white;
}

#load-unity-button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(128, 128, 128, 0.4);
}

#unity-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 2px solid #666;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  margin: 5px 0;
}