* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f5f5f5;
}


.content {
  max-width: 1200px;
  margin: 100px auto 0;
  padding: 0 20px;
  text-align: center;
}

.content h1 {
  margin-bottom: 20px;
  color: #333;
}


.navbar {
  
  top: 0;
  left: 0;
  width: 100%;
  background-color: #03206f;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  height: 70px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}


.logo a {
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
}

.logo a:hover {
  color: #3498db;
}


.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  color: #ecf0f1;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.5rem 0;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: #3498db;
}

.nav-links a.active {
  color: #3498db;
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #3498db;
}

.hamburger {
  display: none;
  cursor: pointer;
}

.bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  background-color: white;
  transition: all 0.3s ease;
}


@media only screen and (max-width: 768px) {

  .hamburger {
    display: block;
  }

  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }


  .nav-menu {
    position: fixed;
    top: 70px; 
    left: -100%;
    width: 100%;
    background-color: #2c3e50;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
  }


  .nav-menu.active {
    left: 0;
  }


  .nav-links {
    flex-direction: column;
    padding: 20px 0;
  }

  .nav-links li {
    margin: 10px 0;
  }
}