* {
  margin: 0px;
  padding: 0px;
}
ul,
li,
a {
  display: inline-block;
}

ul {
  width: 100%;
  background-color: rgba(0, 0, 0, 0.572);
  padding: 0px;
}
a {
  color: white;
  text-decoration: none;
  padding: 20px;
}
li:hover {
  background-color: rgb(0, 0, 0);
}