@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

body {
  background-color: #d0e3f0;
  color: #00264d;
  font-family: "Segoe UI", Arial, sans-serif;
  margin: 0;
  padding: 0;
}
a {
  color: #003399;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
header {
  background-color: #4682b4;
  color: white;
  padding: 20px;
  text-align: center;
}
nav.navbar {
  background-color: #005f99;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1200px;
}
.nav-logo {
  color: white;
  font-size: 24px;
  text-decoration: none;
  font-weight: bold;
}
.nav-menu {
  list-style: none;
  display: flex;
  gap: 20px;
}
.nav-menu li {
  display: inline;
}
.nav-menu li a {
  color: white;
  text-decoration: none;
  font-size: 18px;
}
.nav-menu li a:hover {
  text-decoration: underline;
}
main {
  padding: 20px;
  max-width: 1200px;
  margin: auto;
}
.container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.box {
  background-color: #f0f8ff;
  border-radius: 10px;
  padding: 20px;
  flex: 1 1 45%;
  box-shadow: 0 2px 8px rgba(0,0,50,0.1);
}
footer {
  background-color: #005f99;
  color: white;
  text-align: center;
  padding: 10px;
  margin-top: 20px;
}
button {
  margin: 5px;
  padding: 5px 10px;
  background-color: #007acc;
  color: white;
  border: none;
  border-radius: 5px;
}
button:hover {
  background-color: #005f99;
}
@media (max-width: 800px) {
  .box {
    flex: 1 1 100%;
  }
  .nav-menu {
    display: none;
  }
}