html, body {
  font-family: sans-serif;
  height: 100%;
  margin: 0;
  width: 100%;
}

div {
  padding-right: 30px;
  width: 70%;
}

.container {
  display: flex;

}

.main {
  padding-left: 20px;
}

.nav {
  background-color: rgb(0,153,0);
  width: 160px;
}

h1 {
  font-size: 48px;
}

.nav h1 {
  padding-left: 30px;
}

video {
  background-color: #000000;
  border: 2px solid black;
}