html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 0;
}


.hero-section {
  position: relative;
  width: 100vw;                     /* full viewport width */
  height: calc(100vh - 70px);                      /* adjust hero height */
  min-height: 400px;                 /* optional minimum height */
  background-image: url('https://i.pinimg.com/1200x/2d/ab/b7/2dabb707de0aeb695ab995e08b7c1cc1.jpg');
  background-size: cover;            /* scale to cover entire div */
  background-position: center;       /* center the image */
  background-repeat: no-repeat;
  margin: 0;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.3); /* overlay for readability */
  z-index: 0;
}

.hero-section > * {
  position: relative;
  z-index: 1; /* text/buttons above overlay */
}

/* Floating Action Button */
.fab-button {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background-color: #198754; /* Bootstrap green */
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  z-index: 1000;
}

.fab-button:hover {
  background-color: #157347; /* Darker green on hover */
  color: white;
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.fab-button:active {
  transform: scale(0.95);
}