#nav-bar {
  position: fixed;
  top: 0;
  width: 100%;
  background: white;
}

@media (max-width: 960px) {
  .logo {
    padding: 2rem;
  }
}

.logo {
  width: 100%;
  height: 34%;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
  overflow: hidden;
  background-color: #333;
}

li {
  float: left;
}

a {
  display: block;
  padding: 8px; 
}

li a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover {
  background-color: #111;
}

.nav-link {
  text-decoration: none;
}

body {
  margin: 20px;
}

#video {
  margin-top: 20px;
}

header {
  background-color: #white;
}

h1 {
  text-align: center;
}

h2 {
  text-align: center;
}

h3 {
  text-align: center;
}

#section1 {
  text-align: center;
}

#section2 {
  text-align: center;
}