body {
  background-color: white;
  font-family: Times New Roman;
  background-image: url(sea2.jpeg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  margin: 0;
  height: 100vh;
  width: 100vw;
}
.container {
  width: 30%;
  margin: 500px auto;
}
.scrollable-article {
  border: 2px solid #ccc;
  padding: 0px;
  height: 200px;
  overflow-y: scroll;
  background-color: #f9f9f9;
  text-align: center;
}
.navbar ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
   justify-content: space-around;
}
.navbar li {
  padding: 10px;
}
.navbar a {
  display: block;
  color: white;
  text-align: center;
  text-decoration: none;
  background-color: #333;
}
.navbar a:hover {
  background-color: #555;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #f9f9f9;
}
li {
  float: center;
}
li a {
  display: block;
  color: black;
   padding: 5px;
  text-decoration: underline;
}
li a:hover {
  background-color: #ccc;
}