/* Global reset & layout setup */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;                 
  background: black;
  color: #fff;
  font-family: "Segoe UI", Arial, sans-serif;
  display: flex;
  flex-direction: column;
}

/* Navbar - fixed at top */
.navbar {
  position: fixed;               /* stays visible when scrolling */
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: #fff;              /* white background */
  display: flex;
  align-items: center;
  padding: 0 20px;
  z-index: 1000;                 /* stays above other content */
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.navbar a {
  color: #000;                   /* black text */
  text-decoration: none;
  margin-right: 20px;
  font-weight: bold;
  font-size: 16px;
}

.navbar a.active {
  text-decoration: underline;
}

.navbar a:hover {
  text-decoration: underline;
}

.navbar-brand img {
  height: 40px;
  margin-right: 15px;
}

/* Main content */
.content {
  flex: 1;
  padding: 100px 20px 20px;      /* add top padding so content isn't under navbar */
  text-align: center;
}

/* Headings */
h1, h2 {
  margin-top: 20px;
  color: #fff;
  font-weight: 600;
}

/* Footer */
footer {
  background: #111;
  color: #bbb;
  text-align: center;
  padding: 15px;
  font-size: 14px;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  color: #fff;
}

th, td {
  border: 1px solid #555;
  padding: 10px;
}

th {
  background: #222;
}

/* Utility classes */
.text-shadow {
  text-shadow: 2px 2px 5px black;
}

/* Ensure mobile dropdown has a solid background */
.navbar-collapse {
    background-color: #ffffff !important;  /* White background */
}

/* Style links for contrast on the white background */
.navbar-collapse .nav-link {
    color: #000 !important;
    padding: 10px 15px;
}

/* Optionally highlight active item */
.navbar-collapse .nav-link.active {
    background-color: #f4f4f4;
    border-radius: 4px;
}