body {
  background-color: #f4f4f4;
  color: #333;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  margin: 0;
}

.container {
  width: 80%;
  margin: auto;
  overflow: hidden;
}

#main-header {
  background-color: #4078a5;
  color: #fff;
}

#navbar {
  background-color: #24435c;
  color: #fff;
}

#navbar ul {
  padding: 0;
  list-style: none;
}

#navbar li {
  display: inline;
}

#navbar a {
  color: #ddd;
  text-decoration: none;
  font-size: 16px;
  padding: 5px 15px;
}

#navbar a:hover {
  color: #fff;
  background-color: #4078a5;
  text-decoration: none;
  font-size: 16px;
  padding: 5px 15px;
  border-radius: 5px;
  transition: background-color 0.5s, color 0.5s;
}

.btn {
  font-weight: bold;
  width: 150px;
  color: White;
  background-color: #4078a5;
  margin-top: 4px;
  margin-bottom: 2px;
}
.btn-all {
  font-weight: bold;
  width: 120px;
  color: White;
  background-color: #24435c;
}
.btn-track {
  width: 60px;
  border: none;
  color: black;
  background-color: MistyRose;
  text-align: center;
  padding: 1px 3px;
  border: 1px solid black;
  font-weight: bold;
  font-size: 12px;
  cursor: pointer;
}
.btn-track:hover {
  background-color: yellow;
}
.download {
  display: inline-block;
  text-align: center;
  width: 75px;
  border: 1px solid black;
  padding: 1px 3px;
  color: black;
  background-color: MistyRose;
  font-weight: bold;
  font-size: 12px;
  cursor: pointer;
}
.download-link {
  text-decoration: none;
  color: black;
}
.download:hover {
  background-color: yellow;
  color: black;
}
.download:visited {
  color: black;
}

#main-footer {
  background: #4078a5;
  color: #fff;
  text-align: center;
  font-size: 12px;
  padding-top: 5px;
  padding-bottom: 5px;
  margin-top: 30px;
}