body {
  background: #0d1117;
  color: #c9d1d9;
  font-family: Arial, sans-serif;
  padding: 20px;
}

/* Jumbotron */
.jumbotron {
  background: linear-gradient(135deg, #161b22, #0d1117);
  color: #f0f6fc;
  padding: 80px 20px;
  text-align: center;
}

.jumbotron h1.display-4 {
  font-size: 3rem;
  margin-bottom: 20px;
}
.jumbotron p.lead {
  font-size: 1.5rem;
  margin-bottom: 30px;
  opacity: 0.8;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropbtn {
  background-color: #21262d;
  color: #f0f6fc;
  padding: 12px 20px;
  font-size: 16px;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  transition: background-color 0.2s ease;
}

.dropbtn {
  background-color: #21262d;
  color: #f0f6fc;
  padding: 12px 20px;
  font-size: 16px;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  transition: background-color 0.2s ease;
}

.dropdown:hover {
  background-color: #30363d;
}

/* Dropdown Content */
.dropdown-content {
  display: none;
  position: absolute;
  background-color: #161b22;
  min-width: 200px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
  border-radius: 8px;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.software-option {
  padding: 12px 15px;
  cursor: pointer;
  position: relative;
  transition: background-color 0.2s ease;
}

.software-option:hover {
  background-color: #21262d;
}

/* Nested Dropdown */
.nested-dropdown {
  display: none;
  margin-top: 5px;
  margin-left: 10px;
  border-left: 2px solid #30363d;
  padding-left: 10px;
}

.software-option:hover .nested-dropdown {
  display: block;
}

.feature {
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 4px;
}

.feature:hover {
  background-color: #30363d;
}

/* Shortcut Content */
#shortcutContent {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 40px 20px;
  border-radius: 0;
  background: #161b22;
  box-shadow: none;
}

#shortcutContent h2 {
  margin-top: 0;
  color: #58a6ff;
}

#shortcutContent h3 {
  margin-top: 20px;
  color: #79c0ff;
}

#shortcutContent ul {
  list-style-type: none;
  padding-left: 0;
}

#shortcutContent li {
  margin-bottom: 10px;
  padding: 8px 12px;
  background-color: #21262d;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

#shortcutContent .inner-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}