body, .container, h1, h2, h3, h4, h5, h6, a, a:hover {
  background-color: black;
  color: red;
}

a:hover {
  color: white;
}

.download {
  background-color: green;
  color: white;
  font-size: x-large;
  font-weight: bolder;
}

.videoborder {
  background-color: red;
  padding: 4px;
}