body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4 !important;
}

.navbar {
  background-color: #003366;
  position: fixed;
  width: 100%;
}
.navbar-brand {
  color: white !important;
  font-size: 1.8rem;
  font-weight: bold;
}
.navbar-nav .nav-link {
  color: #FFFFF0;
  transition: color 0.3s ease, transform 0.3s ease;
}
.navbar-nav .nav-link:hover {
  color: #00aced;
  transform: scale(1.05);
}

.navbar-toggler{
  border:1px solid white !important;
}
.navbar-toggler-icon{
  mix-blend-mode: color-burn;
}

h1 {
  color: #003366 !important;
  font-size: 2em;
  padding-top: 20px;
}

/* Tips Section */
.tips {
  padding: 20px 0;
}

.tip {
  background: white;
  padding: 15px;
  margin-bottom: 10px;
  border-radius: 5px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h3 {
  margin-bottom: 10px;
  font-size: 1.5em;
}

/* Extension Promo Section */
.extension-promo {
  text-align: center;
  padding: 20px;
  margin-top: 20px;
  background: #e0e0e0;
  border-radius: 5px;
}

.extension-promo h2 {
  font-size: 2em;
  margin-bottom: 15px;
}

.button {
  display: inline-block;
  padding: 10px 20px;
  background: #0066cc;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  margin-top: 10px;
  font-size: 1em;
}

.button:hover {
  background: #004c99;
}

footer {
  background: #003366;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  margin-top: 20px;
}

@media screen and (max-width: 768px) {
  .container {
    width: 95%;
  }

  h1 {
    font-size: 1.8em;
  }

  h3 {
    font-size: 1.3em;
  }

  .extension-promo h2 {
    font-size: 1.8em;
  }

  .button {
    font-size: 0.9em;
  }
}

@media screen and (max-width: 480px) {
  h1 {
    font-size: 1.5em;
  }

  h3 {
    font-size: 1.2em;
  }

  .extension-promo h2 {
    font-size: 1.5em;
  }

  .button {
    padding: 8px 15px;
    font-size: 0.8em;
  }
}